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Finding the Fourth Proportional to 223.41, 334.43 and 179.67

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Solution

The fourth proportional to 223.41, 334.43 and 179.67 is: 268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.41 : 334.43 = 179.67 : x
  2. Step 2: Convert to fraction form
    223.41/334.43 = 179.67/x
  3. Step 3: Cross multiply
    223.41x = 334.43 × 179.67
  4. Step 4: Simplify right side
    223.41x = 60,087.04
  5. Step 5: Solve for x
    x = 60,087.04/223.41
  6. Step 6: Final answer
    x = 268.95

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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.