Caruso is planning to save 3,908.79 dollars every quarter for 7 years. He plans to make his first savings contribution in 3 months from today. If he currently has 8,780 dollars and expects to have 209,768.82 dollars in 7 years from today, then what is the EAR that he expects to earn? Answer as a rate in decimal format so that 12.34% would be entered as .1234 and 0.98% would be entered as .0098.