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Finding the Fourth Proportional to 367,542.75, 551,245.78 and 114,829.44

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Solution

The fourth proportional to 367,542.75, 551,245.78 and 114,829.44 is: 172,222.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,542.75 : 551,245.78 = 114,829.44 : x
  2. Step 2: Convert to fraction form
    367,542.75/551,245.78 = 114,829.44/x
  3. Step 3: Cross multiply
    367,542.75x = 551,245.78 × 114,829.44
  4. Step 4: Simplify right side
    367,542.75x = 63,299,244,219.76
  5. Step 5: Solve for x
    x = 63,299,244,219.76/367,542.75
  6. Step 6: Final answer
    x = 172,222.81

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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.