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Finding the Fourth Proportional to 227,104.44, 311,134.44 and 218,591.64

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Solution

The fourth proportional to 227,104.44, 311,134.44 and 218,591.64 is: 299,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,104.44 : 311,134.44 = 218,591.64 : x
  2. Step 2: Convert to fraction form
    227,104.44/311,134.44 = 218,591.64/x
  3. Step 3: Cross multiply
    227,104.44x = 311,134.44 × 218,591.64
  4. Step 4: Simplify right side
    227,104.44x = 68,011,387,500.08
  5. Step 5: Solve for x
    x = 68,011,387,500.08/227,104.44
  6. Step 6: Final answer
    x = 299,471.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.