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Finding the Third Proportional to 60,337.13 and 90,388.69

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Solution

The third proportional to 60,337.13 and 90,388.69 is: 135,407.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,337.13 : 90,388.69 = 90,388.69 : x
  2. Step 2: Convert to fraction form
    60,337.13/90,388.69 = 90,388.69/x
  3. Step 3: Cross multiply
    60,337.13x = 90,388.69 × 90,388.69
  4. Step 4: Simplify right side
    60,337.13x = 8,170,114,827.97
  5. Step 5: Solve for x
    x = 8,170,114,827.97/60,337.13
  6. Step 6: Final answer
    x = 135,407.76

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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.