It is a Latin phrase meaning "in proportion" or "according to a rate."
Here are some examples of how "pro rata" is used:
* Pro rata share: This refers to a share of something that is calculated based on a specific proportion or ratio.
* Pro rata payment: This is a payment that is adjusted based on the amount of time or service used.
* Pro rata distribution: This means dividing something up proportionally among a group of people.
Therefore, "pro rata" is the most common and accurate English translation of "pro ratione."