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Finding the Third Proportional to 79,076.25 and 173,998.13

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Solution

The third proportional to 79,076.25 and 173,998.13 is: 382,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,076.25 : 173,998.13 = 173,998.13 : x
  2. Step 2: Convert to fraction form
    79,076.25/173,998.13 = 173,998.13/x
  3. Step 3: Cross multiply
    79,076.25x = 173,998.13 × 173,998.13
  4. Step 4: Simplify right side
    79,076.25x = 30,275,347,503.52
  5. Step 5: Solve for x
    x = 30,275,347,503.52/79,076.25
  6. Step 6: Final answer
    x = 382,862.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.