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Finding the Third Proportional to 33,858 and 52,542

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Solution

The third proportional to 33,858 and 52,542 is: 81,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,858 : 52,542 = 52,542 : x
  2. Step 2: Convert to fraction form
    33,858/52,542 = 52,542/x
  3. Step 3: Cross multiply
    33,858x = 52,542 × 52,542
  4. Step 4: Simplify right side
    33,858x = 2,760,661,764
  5. Step 5: Solve for x
    x = 2,760,661,764/33,858
  6. Step 6: Final answer
    x = 81,536.47

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.