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Finding the Third Proportional to 38,877 and 58,305

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Solution

The third proportional to 38,877 and 58,305 is: 87,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,877 : 58,305 = 58,305 : x
  2. Step 2: Convert to fraction form
    38,877/58,305 = 58,305/x
  3. Step 3: Cross multiply
    38,877x = 58,305 × 58,305
  4. Step 4: Simplify right side
    38,877x = 3,399,473,025
  5. Step 5: Solve for x
    x = 3,399,473,025/38,877
  6. Step 6: Final answer
    x = 87,441.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.