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Finding the Third Proportional to 138,044.25 and 297,837

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Solution

The third proportional to 138,044.25 and 297,837 is: 642,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,044.25 : 297,837 = 297,837 : x
  2. Step 2: Convert to fraction form
    138,044.25/297,837 = 297,837/x
  3. Step 3: Cross multiply
    138,044.25x = 297,837 × 297,837
  4. Step 4: Simplify right side
    138,044.25x = 88,706,878,569
  5. Step 5: Solve for x
    x = 88,706,878,569/138,044.25
  6. Step 6: Final answer
    x = 642,597.42

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.