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Finding the Fourth Proportional to 496.44, 744.39 and 222.53

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Solution

The fourth proportional to 496.44, 744.39 and 222.53 is: 333.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.44 : 744.39 = 222.53 : x
  2. Step 2: Convert to fraction form
    496.44/744.39 = 222.53/x
  3. Step 3: Cross multiply
    496.44x = 744.39 × 222.53
  4. Step 4: Simplify right side
    496.44x = 165,645.38
  5. Step 5: Solve for x
    x = 165,645.38/496.44
  6. Step 6: Final answer
    x = 333.67

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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.