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Finding the Third Proportional to 57,940 and 87,526

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Solution

The third proportional to 57,940 and 87,526 is: 132,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,940 : 87,526 = 87,526 : x
  2. Step 2: Convert to fraction form
    57,940/87,526 = 87,526/x
  3. Step 3: Cross multiply
    57,940x = 87,526 × 87,526
  4. Step 4: Simplify right side
    57,940x = 7,660,800,676
  5. Step 5: Solve for x
    x = 7,660,800,676/57,940
  6. Step 6: Final answer
    x = 132,219.55

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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.