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.

[-27.81, -61.991, 140.978, 173.077]

[-0.124 -0.276  0.629  0.772]