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Finding the Fourth Proportional to 496.16, 744.26 and 222.29

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Solution

The fourth proportional to 496.16, 744.26 and 222.29 is: 333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.16 : 744.26 = 222.29 : x
  2. Step 2: Convert to fraction form
    496.16/744.26 = 222.29/x
  3. Step 3: Cross multiply
    496.16x = 744.26 × 222.29
  4. Step 4: Simplify right side
    496.16x = 165,436.72
  5. Step 5: Solve for x
    x = 165,436.72/496.16
  6. Step 6: Final answer
    x = 333.44

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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.