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Finding the Fourth Proportional to 224.08, 336.60 and 160.36

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Solution

The fourth proportional to 224.08, 336.60 and 160.36 is: 240.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.08 : 336.60 = 160.36 : x
  2. Step 2: Convert to fraction form
    224.08/336.60 = 160.36/x
  3. Step 3: Cross multiply
    224.08x = 336.60 × 160.36
  4. Step 4: Simplify right side
    224.08x = 53,977.18
  5. Step 5: Solve for x
    x = 53,977.18/224.08
  6. Step 6: Final answer
    x = 240.88

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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.