See also: incorporation. INFUSION, med. jur. A pharmaceutical operation, which consists in pouring a hot or cold fluid upon a substance, whose medical properties it is desired to extract. Infusion is also used for the product of this operation.
A proportion is an equation with a ratio on each side. It is a statement that two ratios are equal. 3/4 = 6/8 is an example of a proportion. When one of the four numbers in a proportion is unknown, cross products may be used to find the unknown number.
RATIO AND PROPORTION. Ratio is the spoken language of arithmetic. It is how we relate quantities of the same kind. 6 people, for example, are half of 12 people. Half is the name of the ratio -- the relationship -- of 6 to 12. Most important, we will see that percents are ratios. In the language of percent, we say that 6 people are 50% of 12 people.