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Finding the Fourth Proportional to 244,206.80, 366,310.20 and 181,221.20

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Solution

The fourth proportional to 244,206.80, 366,310.20 and 181,221.20 is: 271,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,206.80 : 366,310.20 = 181,221.20 : x
  2. Step 2: Convert to fraction form
    244,206.80/366,310.20 = 181,221.20/x
  3. Step 3: Cross multiply
    244,206.80x = 366,310.20 × 181,221.20
  4. Step 4: Simplify right side
    244,206.80x = 66,383,174,016.24
  5. Step 5: Solve for x
    x = 66,383,174,016.24/244,206.80
  6. Step 6: Final answer
    x = 271,831.80

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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.