Given a pool of 30 year fully-amortizing FRMs making monthly payments to investors with the following characteristics: Starting pool balance 250,342,967 WAC: 4% Pass-through rate: 3.45% Prepayment assumption: 75 PSA WAM: 357 (Loans seasoned for 3 months before entering pool) What is the dollar amount of prepayment in month 1 of the security? State your answer as a positive number, rounded to two decimal places