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Finding the Third Proportional to 55,632 and 83,416

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Solution

The third proportional to 55,632 and 83,416 is: 125,076.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,632 : 83,416 = 83,416 : x
  2. Step 2: Convert to fraction form
    55,632/83,416 = 83,416/x
  3. Step 3: Cross multiply
    55,632x = 83,416 × 83,416
  4. Step 4: Simplify right side
    55,632x = 6,958,229,056
  5. Step 5: Solve for x
    x = 6,958,229,056/55,632
  6. Step 6: Final answer
    x = 125,076.02

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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.