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Finding the Fourth Proportional to 225.16, 336.22 and 179

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Solution

The fourth proportional to 225.16, 336.22 and 179 is: 267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.16 : 336.22 = 179 : x
  2. Step 2: Convert to fraction form
    225.16/336.22 = 179/x
  3. Step 3: Cross multiply
    225.16x = 336.22 × 179
  4. Step 4: Simplify right side
    225.16x = 60,183.38
  5. Step 5: Solve for x
    x = 60,183.38/225.16
  6. Step 6: Final answer
    x = 267.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.