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Finding the Third Proportional to 27,558 and 36,531

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Solution

The third proportional to 27,558 and 36,531 is: 48,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558 : 36,531 = 36,531 : x
  2. Step 2: Convert to fraction form
    27,558/36,531 = 36,531/x
  3. Step 3: Cross multiply
    27,558x = 36,531 × 36,531
  4. Step 4: Simplify right side
    27,558x = 1,334,513,961
  5. Step 5: Solve for x
    x = 1,334,513,961/27,558
  6. Step 6: Final answer
    x = 48,425.65

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.