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Finding the Fourth Proportional to 362,906.10, 543,703.05 and 222,500.70

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Solution

The fourth proportional to 362,906.10, 543,703.05 and 222,500.70 is: 333,348.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,906.10 : 543,703.05 = 222,500.70 : x
  2. Step 2: Convert to fraction form
    362,906.10/543,703.05 = 222,500.70/x
  3. Step 3: Cross multiply
    362,906.10x = 543,703.05 × 222,500.70
  4. Step 4: Simplify right side
    362,906.10x = 120,974,309,217.14
  5. Step 5: Solve for x
    x = 120,974,309,217.14/362,906.10
  6. Step 6: Final answer
    x = 333,348.79

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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.