Given the task definition and input, reply with output. In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.

[207.28, 188.693, 165.549, -53.826]

[ 0.408  0.372  0.326 -0.106]