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Finding the Fourth Proportional to 223.12, 334.34 and 182.08

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Solution

The fourth proportional to 223.12, 334.34 and 182.08 is: 272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.12 : 334.34 = 182.08 : x
  2. Step 2: Convert to fraction form
    223.12/334.34 = 182.08/x
  3. Step 3: Cross multiply
    223.12x = 334.34 × 182.08
  4. Step 4: Simplify right side
    223.12x = 60,876.63
  5. Step 5: Solve for x
    x = 60,876.63/223.12
  6. Step 6: Final answer
    x = 272.84

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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.