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.
[90.332, 182.191, 210.74, -96.456, 9.634, 168.009, 76.026, 0.17, 246.418, -18.413]