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Finding the Third Proportional to 34,872 and 52,636

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Solution

The third proportional to 34,872 and 52,636 is: 79,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,872 : 52,636 = 52,636 : x
  2. Step 2: Convert to fraction form
    34,872/52,636 = 52,636/x
  3. Step 3: Cross multiply
    34,872x = 52,636 × 52,636
  4. Step 4: Simplify right side
    34,872x = 2,770,548,496
  5. Step 5: Solve for x
    x = 2,770,548,496/34,872
  6. Step 6: Final answer
    x = 79,449.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.