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Finding the Fourth Proportional to 244,587.20, 366,880.80 and 161,481.20

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Solution

The fourth proportional to 244,587.20, 366,880.80 and 161,481.20 is: 242,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,587.20 : 366,880.80 = 161,481.20 : x
  2. Step 2: Convert to fraction form
    244,587.20/366,880.80 = 161,481.20/x
  3. Step 3: Cross multiply
    244,587.20x = 366,880.80 × 161,481.20
  4. Step 4: Simplify right side
    244,587.20x = 59,244,351,840.96
  5. Step 5: Solve for x
    x = 59,244,351,840.96/244,587.20
  6. Step 6: Final answer
    x = 242,221.80

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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.