Finding the Third Proportional to 853,902 and 1,839,753
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Solution
The third proportional to 853,902 and 1,839,753 is: 3,963,793.39
Step by Step Solution
- Step 1: Write the proportion equation
853,902 : 1,839,753 = 1,839,753 : x - Step 2: Convert to fraction form
853,902/1,839,753 = 1,839,753/x - Step 3: Cross multiply
853,902x = 1,839,753 × 1,839,753 - Step 4: Simplify right side
853,902x = 3,384,691,101,009 - Step 5: Solve for x
x = 3,384,691,101,009/853,902 - Step 6: Final answer
x = 3,963,793.39
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.