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Finding the Fourth Proportional to 467,251.44, 700,800.45 and 130,314.96

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Solution

The fourth proportional to 467,251.44, 700,800.45 and 130,314.96 is: 195,451.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,251.44 : 700,800.45 = 130,314.96 : x
  2. Step 2: Convert to fraction form
    467,251.44/700,800.45 = 130,314.96/x
  3. Step 3: Cross multiply
    467,251.44x = 700,800.45 × 130,314.96
  4. Step 4: Simplify right side
    467,251.44x = 91,324,782,609.73
  5. Step 5: Solve for x
    x = 91,324,782,609.73/467,251.44
  6. Step 6: Final answer
    x = 195,451.05

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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.