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Finding the Fourth Proportional to 269,550.20, 404,325.30 and 239,223.80

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Solution

The fourth proportional to 269,550.20, 404,325.30 and 239,223.80 is: 358,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,550.20 : 404,325.30 = 239,223.80 : x
  2. Step 2: Convert to fraction form
    269,550.20/404,325.30 = 239,223.80/x
  3. Step 3: Cross multiply
    269,550.20x = 404,325.30 × 239,223.80
  4. Step 4: Simplify right side
    269,550.20x = 96,724,234,702.14
  5. Step 5: Solve for x
    x = 96,724,234,702.14/269,550.20
  6. Step 6: Final answer
    x = 358,835.70

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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.