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Rule of Three Calculator app for iPhone and iPad

4.4 ( 1424 ratings )

Utilities Education
Developer: Saran Dumronggittigule

Free

Current version: 1.1, last update: 54 years ago
First release : 14 Dec 2016
App size: 16.7 Mb

Calculator for finding a number in the same ratio to a given number as exists between two other given numbers.