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Finding the Third Proportional to 381,001.50 and 814,491

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Solution

The third proportional to 381,001.50 and 814,491 is: 1,741,188.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,001.50 : 814,491 = 814,491 : x
  2. Step 2: Convert to fraction form
    381,001.50/814,491 = 814,491/x
  3. Step 3: Cross multiply
    381,001.50x = 814,491 × 814,491
  4. Step 4: Simplify right side
    381,001.50x = 663,395,589,081
  5. Step 5: Solve for x
    x = 663,395,589,081/381,001.50
  6. Step 6: Final answer
    x = 1,741,188.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.