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Finding the Third Proportional to 40,300 and 59,892

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Solution

The third proportional to 40,300 and 59,892 is: 89,008.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300 : 59,892 = 59,892 : x
  2. Step 2: Convert to fraction form
    40,300/59,892 = 59,892/x
  3. Step 3: Cross multiply
    40,300x = 59,892 × 59,892
  4. Step 4: Simplify right side
    40,300x = 3,587,051,664
  5. Step 5: Solve for x
    x = 3,587,051,664/40,300
  6. Step 6: Final answer
    x = 89,008.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.