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Finding the Third Proportional to 40,477 and 61,282

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Solution

The third proportional to 40,477 and 61,282 is: 92,780.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,477 : 61,282 = 61,282 : x
  2. Step 2: Convert to fraction form
    40,477/61,282 = 61,282/x
  3. Step 3: Cross multiply
    40,477x = 61,282 × 61,282
  4. Step 4: Simplify right side
    40,477x = 3,755,483,524
  5. Step 5: Solve for x
    x = 3,755,483,524/40,477
  6. Step 6: Final answer
    x = 92,780.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.