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Finding the Fourth Proportional to 244,355.20, 366,241.20 and 102,200.20

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Solution

The fourth proportional to 244,355.20, 366,241.20 and 102,200.20 is: 153,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,355.20 : 366,241.20 = 102,200.20 : x
  2. Step 2: Convert to fraction form
    244,355.20/366,241.20 = 102,200.20/x
  3. Step 3: Cross multiply
    244,355.20x = 366,241.20 × 102,200.20
  4. Step 4: Simplify right side
    244,355.20x = 37,429,923,888.24
  5. Step 5: Solve for x
    x = 37,429,923,888.24/244,355.20
  6. Step 6: Final answer
    x = 153,178.34

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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.