Park service personnel are trying to increase the size of the buffalo population of a large park. If 360 buffalo currently live in the park, and if the population's rate of growth is 3% annually, find how many buffalo (rounded to the nearest whole) there should be in 20 years. Use y equals 360 left parenthesis 2.7 right parenthesis to the power of 0.03 t end exponent, where t represents time in years. The number of buffalo in 20 years should be ?