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Finding the Fourth Proportional to 224.44, 335.64 and 166.28

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Solution

The fourth proportional to 224.44, 335.64 and 166.28 is: 248.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.44 : 335.64 = 166.28 : x
  2. Step 2: Convert to fraction form
    224.44/335.64 = 166.28/x
  3. Step 3: Cross multiply
    224.44x = 335.64 × 166.28
  4. Step 4: Simplify right side
    224.44x = 55,810.22
  5. Step 5: Solve for x
    x = 55,810.22/224.44
  6. Step 6: Final answer
    x = 248.66

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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.