Home / 498,180.20-747,281.70-178,353.93

Finding the Fourth Proportional to 498,180.20, 747,281.70 and 178,353.93

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Solution

The fourth proportional to 498,180.20, 747,281.70 and 178,353.93 is: 267,534.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,180.20 : 747,281.70 = 178,353.93 : x
  2. Step 2: Convert to fraction form
    498,180.20/747,281.70 = 178,353.93/x
  3. Step 3: Cross multiply
    498,180.20x = 747,281.70 × 178,353.93
  4. Step 4: Simplify right side
    498,180.20x = 133,280,628,012.08
  5. Step 5: Solve for x
    x = 133,280,628,012.08/498,180.20
  6. Step 6: Final answer
    x = 267,534.98

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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.