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Finding the Fourth Proportional to 297,850.80, 447,121.80 and 179,655.60

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Solution

The fourth proportional to 297,850.80, 447,121.80 and 179,655.60 is: 269,691.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,850.80 : 447,121.80 = 179,655.60 : x
  2. Step 2: Convert to fraction form
    297,850.80/447,121.80 = 179,655.60/x
  3. Step 3: Cross multiply
    297,850.80x = 447,121.80 × 179,655.60
  4. Step 4: Simplify right side
    297,850.80x = 80,327,935,252.08
  5. Step 5: Solve for x
    x = 80,327,935,252.08/297,850.80
  6. Step 6: Final answer
    x = 269,691.86

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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.