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Finding the Third Proportional to 52,738 and 80,675

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Solution

The third proportional to 52,738 and 80,675 is: 123,411.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,738 : 80,675 = 80,675 : x
  2. Step 2: Convert to fraction form
    52,738/80,675 = 80,675/x
  3. Step 3: Cross multiply
    52,738x = 80,675 × 80,675
  4. Step 4: Simplify right side
    52,738x = 6,508,455,625
  5. Step 5: Solve for x
    x = 6,508,455,625/52,738
  6. Step 6: Final answer
    x = 123,411.12

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.