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Finding the Third Proportional to 36,259.50 and 52,812

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Solution

The third proportional to 36,259.50 and 52,812 is: 76,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,259.50 : 52,812 = 52,812 : x
  2. Step 2: Convert to fraction form
    36,259.50/52,812 = 52,812/x
  3. Step 3: Cross multiply
    36,259.50x = 52,812 × 52,812
  4. Step 4: Simplify right side
    36,259.50x = 2,789,107,344
  5. Step 5: Solve for x
    x = 2,789,107,344/36,259.50
  6. Step 6: Final answer
    x = 76,920.73

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.