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Finding the Fourth Proportional to 323,027.60, 485,059.80 and 244,230.80

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Solution

The fourth proportional to 323,027.60, 485,059.80 and 244,230.80 is: 366,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,027.60 : 485,059.80 = 244,230.80 : x
  2. Step 2: Convert to fraction form
    323,027.60/485,059.80 = 244,230.80/x
  3. Step 3: Cross multiply
    323,027.60x = 485,059.80 × 244,230.80
  4. Step 4: Simplify right side
    323,027.60x = 118,466,543,001.84
  5. Step 5: Solve for x
    x = 118,466,543,001.84/323,027.60
  6. Step 6: Final answer
    x = 366,738.15

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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.