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Finding the Third Proportional to 126,893 and 275,656

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Solution

The third proportional to 126,893 and 275,656 is: 598,821.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,893 : 275,656 = 275,656 : x
  2. Step 2: Convert to fraction form
    126,893/275,656 = 275,656/x
  3. Step 3: Cross multiply
    126,893x = 275,656 × 275,656
  4. Step 4: Simplify right side
    126,893x = 75,986,230,336
  5. Step 5: Solve for x
    x = 75,986,230,336/126,893
  6. Step 6: Final answer
    x = 598,821.29

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.