Somebody PLEASE visit these links and extract the ALGORITHM to verify the ACCURACY of the GRADUATED ANNUNITY tables presented. It looks like a COMPOUND INTEREST calculation however, I can't determine the EXACT MATH.
Everybody says each payment bumps approx 4% however, that does NOT answer the question. Any useful links would be appreciated.
scroll down 3/4 of the page to view the table
scroll down 1/4 of the page to view the table