Instructions: 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: [222.1, 231.883, 27.152, -74.658, -66.25, 31.974, 8.445, 246.245, 53.421]
Output:
[ 0.326  0.341  0.04  -0.11  -0.097  0.047  0.012  0.362  0.079]