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Finding the Third Proportional to 8,531 and 17,751

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Solution

The third proportional to 8,531 and 17,751 is: 36,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531 : 17,751 = 17,751 : x
  2. Step 2: Convert to fraction form
    8,531/17,751 = 17,751/x
  3. Step 3: Cross multiply
    8,531x = 17,751 × 17,751
  4. Step 4: Simplify right side
    8,531x = 315,098,001
  5. Step 5: Solve for x
    x = 315,098,001/8,531
  6. Step 6: Final answer
    x = 36,935.65

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.