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Finding the Fourth Proportional to 496.44, 744.60 and 167.38

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Solution

The fourth proportional to 496.44, 744.60 and 167.38 is: 251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.44 : 744.60 = 167.38 : x
  2. Step 2: Convert to fraction form
    496.44/744.60 = 167.38/x
  3. Step 3: Cross multiply
    496.44x = 744.60 × 167.38
  4. Step 4: Simplify right side
    496.44x = 124,631.15
  5. Step 5: Solve for x
    x = 124,631.15/496.44
  6. Step 6: Final answer
    x = 251.05

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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.