Definition: 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.
Input: [48.285, 57.443, 248.15, 0.342, 133.555, 15.349, -53.917]

[ 0.107  0.128  0.552  0.001  0.297  0.034 -0.12 ]