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Finding the Third Proportional to 252,750 and 380,151

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Solution

The third proportional to 252,750 and 380,151 is: 571,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,750 : 380,151 = 380,151 : x
  2. Step 2: Convert to fraction form
    252,750/380,151 = 380,151/x
  3. Step 3: Cross multiply
    252,750x = 380,151 × 380,151
  4. Step 4: Simplify right side
    252,750x = 144,514,782,801
  5. Step 5: Solve for x
    x = 144,514,782,801/252,750
  6. Step 6: Final answer
    x = 571,769.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.