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Finding the Third Proportional to 48,374 and 74,750

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Solution

The third proportional to 48,374 and 74,750 is: 115,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,374 : 74,750 = 74,750 : x
  2. Step 2: Convert to fraction form
    48,374/74,750 = 74,750/x
  3. Step 3: Cross multiply
    48,374x = 74,750 × 74,750
  4. Step 4: Simplify right side
    48,374x = 5,587,562,500
  5. Step 5: Solve for x
    x = 5,587,562,500/48,374
  6. Step 6: Final answer
    x = 115,507.56

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.