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Finding the Fourth Proportional to 232,281.20, 347,644.20 and 204,287.60

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Solution

The fourth proportional to 232,281.20, 347,644.20 and 204,287.60 is: 305,747.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,281.20 : 347,644.20 = 204,287.60 : x
  2. Step 2: Convert to fraction form
    232,281.20/347,644.20 = 204,287.60/x
  3. Step 3: Cross multiply
    232,281.20x = 347,644.20 × 204,287.60
  4. Step 4: Simplify right side
    232,281.20x = 71,019,399,271.92
  5. Step 5: Solve for x
    x = 71,019,399,271.92/232,281.20
  6. Step 6: Final answer
    x = 305,747.51

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1.5x scale

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.