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.

Example Input: [69.334, 72.333]
Example Output: [0.489 0.511]

Example Input: [-80.296, 105.771, -95.423]
Example Output: [ 1.148 -1.512  1.364]

Example Input: [38.85, 172.132, -98.311, 213.269, 30.804, 158.648, 142.777, 140.83, -83.398]
Example Output:
[ 0.054  0.241 -0.137  0.298  0.043  0.222  0.2    0.197 -0.117]