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Finding the Fourth Proportional to 496.41, 744.84 and 252.95

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Solution

The fourth proportional to 496.41, 744.84 and 252.95 is: 379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.41 : 744.84 = 252.95 : x
  2. Step 2: Convert to fraction form
    496.41/744.84 = 252.95/x
  3. Step 3: Cross multiply
    496.41x = 744.84 × 252.95
  4. Step 4: Simplify right side
    496.41x = 188,407.28
  5. Step 5: Solve for x
    x = 188,407.28/496.41
  6. Step 6: Final answer
    x = 379.54

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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.