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Finding the Third Proportional to 443,863.13 and 628,057.13

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Solution

The third proportional to 443,863.13 and 628,057.13 is: 888,687.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,863.13 : 628,057.13 = 628,057.13 : x
  2. Step 2: Convert to fraction form
    443,863.13/628,057.13 = 628,057.13/x
  3. Step 3: Cross multiply
    443,863.13x = 628,057.13 × 628,057.13
  4. Step 4: Simplify right side
    443,863.13x = 394,455,752,263.27
  5. Step 5: Solve for x
    x = 394,455,752,263.27/443,863.13
  6. Step 6: Final answer
    x = 888,687.82

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.