Finding the Third Proportional to 331,542 and 715,500
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Solution
The third proportional to 331,542 and 715,500 is: 1,544,118.84
Step by Step Solution
- Step 1: Write the proportion equation
331,542 : 715,500 = 715,500 : x - Step 2: Convert to fraction form
331,542/715,500 = 715,500/x - Step 3: Cross multiply
331,542x = 715,500 × 715,500 - Step 4: Simplify right side
331,542x = 511,940,250,000 - Step 5: Solve for x
x = 511,940,250,000/331,542 - Step 6: Final answer
x = 1,544,118.84
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.