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Finding the Fourth Proportional to 360,237.60, 539,773.20 and 226,879.20

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Solution

The fourth proportional to 360,237.60, 539,773.20 and 226,879.20 is: 339,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,237.60 : 539,773.20 = 226,879.20 : x
  2. Step 2: Convert to fraction form
    360,237.60/539,773.20 = 226,879.20/x
  3. Step 3: Cross multiply
    360,237.60x = 539,773.20 × 226,879.20
  4. Step 4: Simplify right side
    360,237.60x = 122,463,311,797.44
  5. Step 5: Solve for x
    x = 122,463,311,797.44/360,237.60
  6. Step 6: Final answer
    x = 339,951.50

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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.