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Finding the Fourth Proportional to 367,205.28, 550,863.41 and 130,491.69

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Solution

The fourth proportional to 367,205.28, 550,863.41 and 130,491.69 is: 195,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,205.28 : 550,863.41 = 130,491.69 : x
  2. Step 2: Convert to fraction form
    367,205.28/550,863.41 = 130,491.69/x
  3. Step 3: Cross multiply
    367,205.28x = 550,863.41 × 130,491.69
  4. Step 4: Simplify right side
    367,205.28x = 71,883,096,677.60
  5. Step 5: Solve for x
    x = 71,883,096,677.60/367,205.28
  6. Step 6: Final answer
    x = 195,757.25

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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.