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Finding the Third Proportional to 48,892 and 76,260

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Solution

The third proportional to 48,892 and 76,260 is: 118,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,892 : 76,260 = 76,260 : x
  2. Step 2: Convert to fraction form
    48,892/76,260 = 76,260/x
  3. Step 3: Cross multiply
    48,892x = 76,260 × 76,260
  4. Step 4: Simplify right side
    48,892x = 5,815,587,600
  5. Step 5: Solve for x
    x = 5,815,587,600/48,892
  6. Step 6: Final answer
    x = 118,947.63

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.