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Finding the Fourth Proportional to 533,793.96, 800,691.36 and 218,250.84

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Solution

The fourth proportional to 533,793.96, 800,691.36 and 218,250.84 is: 327,376.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,793.96 : 800,691.36 = 218,250.84 : x
  2. Step 2: Convert to fraction form
    533,793.96/800,691.36 = 218,250.84/x
  3. Step 3: Cross multiply
    533,793.96x = 800,691.36 × 218,250.84
  4. Step 4: Simplify right side
    533,793.96x = 174,751,561,900.74
  5. Step 5: Solve for x
    x = 174,751,561,900.74/533,793.96
  6. Step 6: Final answer
    x = 327,376.43

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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.