Adobe Systems Inc. said Thursday that its third-quarter profit soared nearly 39 percent as the maker of Acrobat and Photoshop reported strong sales. Adobe, the maker of the portable document format, or PDF, technology, reported a profit of $144.9 million, or 29 cents a share, compared with a profit of $104.5 million, or 21 cents a share, in the same period of 2004. Revenue for the quarter ended Sept. 2 was $487 million, up 21 percent from $403.7 million in the same year-ago period.