You want to buy a house that costs $581,298.30, but all you can afford to pay on a bi-monthly mortgage for the house is $3,909.19 twice a month for 7 years. The bank quoted you a mortgage rate of 3.92%. To buy this house without putting any money down or having a balance owing at the end of the mortgage, you would have get the bank to lend you money at a lower rate. What rate would they have to quote you to make this work?