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Finding the Third Proportional to 54,788 and 82,497

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Solution

The third proportional to 54,788 and 82,497 is: 124,219.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,788 : 82,497 = 82,497 : x
  2. Step 2: Convert to fraction form
    54,788/82,497 = 82,497/x
  3. Step 3: Cross multiply
    54,788x = 82,497 × 82,497
  4. Step 4: Simplify right side
    54,788x = 6,805,755,009
  5. Step 5: Solve for x
    x = 6,805,755,009/54,788
  6. Step 6: Final answer
    x = 124,219.81

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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.