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Finding the Fourth Proportional to 366,251.70, 549,372.43 and 222,191.85

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Solution

The fourth proportional to 366,251.70, 549,372.43 and 222,191.85 is: 333,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,251.70 : 549,372.43 = 222,191.85 : x
  2. Step 2: Convert to fraction form
    366,251.70/549,372.43 = 222,191.85/x
  3. Step 3: Cross multiply
    366,251.70x = 549,372.43 × 222,191.85
  4. Step 4: Simplify right side
    366,251.70x = 122,066,073,785.98
  5. Step 5: Solve for x
    x = 122,066,073,785.98/366,251.70
  6. Step 6: Final answer
    x = 333,284.66

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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.