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Finding the Third Proportional to 38,160 and 58,374

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Solution

The third proportional to 38,160 and 58,374 is: 89,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,160 : 58,374 = 58,374 : x
  2. Step 2: Convert to fraction form
    38,160/58,374 = 58,374/x
  3. Step 3: Cross multiply
    38,160x = 58,374 × 58,374
  4. Step 4: Simplify right side
    38,160x = 3,407,523,876
  5. Step 5: Solve for x
    x = 3,407,523,876/38,160
  6. Step 6: Final answer
    x = 89,295.70

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.