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Finding the Fourth Proportional to 511,073.70, 766,610.55 and 244,697.10

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Solution

The fourth proportional to 511,073.70, 766,610.55 and 244,697.10 is: 367,045.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,073.70 : 766,610.55 = 244,697.10 : x
  2. Step 2: Convert to fraction form
    511,073.70/766,610.55 = 244,697.10/x
  3. Step 3: Cross multiply
    511,073.70x = 766,610.55 × 244,697.10
  4. Step 4: Simplify right side
    511,073.70x = 187,587,378,414.41
  5. Step 5: Solve for x
    x = 187,587,378,414.41/511,073.70
  6. Step 6: Final answer
    x = 367,045.65

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Similar ratio
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1.5x scale

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.