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Finding the Third Proportional to 33,549 and 68,555

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Solution

The third proportional to 33,549 and 68,555 is: 140,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,549 : 68,555 = 68,555 : x
  2. Step 2: Convert to fraction form
    33,549/68,555 = 68,555/x
  3. Step 3: Cross multiply
    33,549x = 68,555 × 68,555
  4. Step 4: Simplify right side
    33,549x = 4,699,788,025
  5. Step 5: Solve for x
    x = 4,699,788,025/33,549
  6. Step 6: Final answer
    x = 140,087.28

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.