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Finding the Fourth Proportional to 412,280.40, 618,167.88 and 175,488.24

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Solution

The fourth proportional to 412,280.40, 618,167.88 and 175,488.24 is: 263,124.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,280.40 : 618,167.88 = 175,488.24 : x
  2. Step 2: Convert to fraction form
    412,280.40/618,167.88 = 175,488.24/x
  3. Step 3: Cross multiply
    412,280.40x = 618,167.88 × 175,488.24
  4. Step 4: Simplify right side
    412,280.40x = 108,481,193,285.73
  5. Step 5: Solve for x
    x = 108,481,193,285.73/412,280.40
  6. Step 6: Final answer
    x = 263,124.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.