Home / 656,427.28-984,079.19-251,909.73

Finding the Fourth Proportional to 656,427.28, 984,079.19 and 251,909.73

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Solution

The fourth proportional to 656,427.28, 984,079.19 and 251,909.73 is: 377,649.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,427.28 : 984,079.19 = 251,909.73 : x
  2. Step 2: Convert to fraction form
    656,427.28/984,079.19 = 251,909.73/x
  3. Step 3: Cross multiply
    656,427.28x = 984,079.19 × 251,909.73
  4. Step 4: Simplify right side
    656,427.28x = 247,899,127,371.59
  5. Step 5: Solve for x
    x = 247,899,127,371.59/656,427.28
  6. Step 6: Final answer
    x = 377,649.03

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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.