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Finding the Fourth Proportional to 633.17, 949.94 and 222.34

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Solution

The fourth proportional to 633.17, 949.94 and 222.34 is: 333.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.17 : 949.94 = 222.34 : x
  2. Step 2: Convert to fraction form
    633.17/949.94 = 222.34/x
  3. Step 3: Cross multiply
    633.17x = 949.94 × 222.34
  4. Step 4: Simplify right side
    633.17x = 211,209.66
  5. Step 5: Solve for x
    x = 211,209.66/633.17
  6. Step 6: Final answer
    x = 333.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.