Home / 382,906.20-574,359.30-222,817.80

Finding the Fourth Proportional to 382,906.20, 574,359.30 and 222,817.80

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Solution

The fourth proportional to 382,906.20, 574,359.30 and 222,817.80 is: 334,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,906.20 : 574,359.30 = 222,817.80 : x
  2. Step 2: Convert to fraction form
    382,906.20/574,359.30 = 222,817.80/x
  3. Step 3: Cross multiply
    382,906.20x = 574,359.30 × 222,817.80
  4. Step 4: Simplify right side
    382,906.20x = 127,977,475,635.54
  5. Step 5: Solve for x
    x = 127,977,475,635.54/382,906.20
  6. Step 6: Final answer
    x = 334,226.70

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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.