Pixar Profit Up 70 Percent  LOS ANGELES (Reuters) - Pixar Animation Studios Inc.  &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=PIXR.O target=/stocks/quickinfo/fullquote"&gt;PIXR.O&lt;/A&gt; on Thursday reported that third-quarter profit rose 70  percent in the quarter before the release of its new hit, "The  Incredibles."