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Finding the Third Proportional to 126,648 and 267,600

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Solution

The third proportional to 126,648 and 267,600 is: 565,423.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,648 : 267,600 = 267,600 : x
  2. Step 2: Convert to fraction form
    126,648/267,600 = 267,600/x
  3. Step 3: Cross multiply
    126,648x = 267,600 × 267,600
  4. Step 4: Simplify right side
    126,648x = 71,609,760,000
  5. Step 5: Solve for x
    x = 71,609,760,000/126,648
  6. Step 6: Final answer
    x = 565,423.54

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.