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Finding the Fourth Proportional to 496.24, 744.18 and 222.28

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Solution

The fourth proportional to 496.24, 744.18 and 222.28 is: 333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.24 : 744.18 = 222.28 : x
  2. Step 2: Convert to fraction form
    496.24/744.18 = 222.28/x
  3. Step 3: Cross multiply
    496.24x = 744.18 × 222.28
  4. Step 4: Simplify right side
    496.24x = 165,416.33
  5. Step 5: Solve for x
    x = 165,416.33/496.24
  6. Step 6: Final answer
    x = 333.34

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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.