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Finding the Third Proportional to 481,234.50 and 672,775.88

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Solution

The third proportional to 481,234.50 and 672,775.88 is: 940,554.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,234.50 : 672,775.88 = 672,775.88 : x
  2. Step 2: Convert to fraction form
    481,234.50/672,775.88 = 672,775.88/x
  3. Step 3: Cross multiply
    481,234.50x = 672,775.88 × 672,775.88
  4. Step 4: Simplify right side
    481,234.50x = 452,627,377,982.02
  5. Step 5: Solve for x
    x = 452,627,377,982.02/481,234.50
  6. Step 6: Final answer
    x = 940,554.71

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.