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Finding the Fourth Proportional to 367,842.66, 551,466.23 and 114,992.97

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Solution

The fourth proportional to 367,842.66, 551,466.23 and 114,992.97 is: 172,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,842.66 : 551,466.23 = 114,992.97 : x
  2. Step 2: Convert to fraction form
    367,842.66/551,466.23 = 114,992.97/x
  3. Step 3: Cross multiply
    367,842.66x = 551,466.23 × 114,992.97
  4. Step 4: Simplify right side
    367,842.66x = 63,414,739,067.44
  5. Step 5: Solve for x
    x = 63,414,739,067.44/367,842.66
  6. Step 6: Final answer
    x = 172,396.37

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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.