Finding the Third Proportional to 217,760 and 468,892
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Solution
The third proportional to 217,760 and 468,892 is: 1,009,642.30
Step by Step Solution
- Step 1: Write the proportion equation
217,760 : 468,892 = 468,892 : x - Step 2: Convert to fraction form
217,760/468,892 = 468,892/x - Step 3: Cross multiply
217,760x = 468,892 × 468,892 - Step 4: Simplify right side
217,760x = 219,859,707,664 - Step 5: Solve for x
x = 219,859,707,664/217,760 - Step 6: Final answer
x = 1,009,642.30
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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.