"Sichuan is still beautiful after the disaster." In 2012, the province achieved a total tourism revenue of 328 billion yuan. Among them, tourism revenue in the first half of the year accounted for (3/8) of the total tourism revenue for the whole year, and the ratio of tourism revenue in the third and fourth quarters was 3:2. How much is the tourism revenue in the fourth quarter?
"灾后四川依然美丽"，2012年全省实现旅游总收入3280亿元．其中上半年旅游收入占全年旅游总收入的(3/8)，第三、四季度旅游收入的比是3：2，第四季度旅游收入是多少亿元？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 - (3/8)</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">3_280 * (5/8) * (2/5)</gadget>
<output>820</output>

<result>820</result>