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Finding the Third Proportional to 124,959 and 281,283

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Solution

The third proportional to 124,959 and 281,283 is: 633,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,959 : 281,283 = 281,283 : x
  2. Step 2: Convert to fraction form
    124,959/281,283 = 281,283/x
  3. Step 3: Cross multiply
    124,959x = 281,283 × 281,283
  4. Step 4: Simplify right side
    124,959x = 79,120,126,089
  5. Step 5: Solve for x
    x = 79,120,126,089/124,959
  6. Step 6: Final answer
    x = 633,168.69

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Why These Related Problems?

These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.