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Finding the Fourth Proportional to 367,456.32, 550,904.12 and 167,636.97

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Solution

The fourth proportional to 367,456.32, 550,904.12 and 167,636.97 is: 251,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,456.32 : 550,904.12 = 167,636.97 : x
  2. Step 2: Convert to fraction form
    367,456.32/550,904.12 = 167,636.97/x
  3. Step 3: Cross multiply
    367,456.32x = 550,904.12 × 167,636.97
  4. Step 4: Simplify right side
    367,456.32x = 92,351,897,437.32
  5. Step 5: Solve for x
    x = 92,351,897,437.32/367,456.32
  6. Step 6: Final answer
    x = 251,327.55

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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.