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Finding the Fourth Proportional to 229.33, 343.32 and 183.57

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Solution

The fourth proportional to 229.33, 343.32 and 183.57 is: 274.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.33 : 343.32 = 183.57 : x
  2. Step 2: Convert to fraction form
    229.33/343.32 = 183.57/x
  3. Step 3: Cross multiply
    229.33x = 343.32 × 183.57
  4. Step 4: Simplify right side
    229.33x = 63,023.25
  5. Step 5: Solve for x
    x = 63,023.25/229.33
  6. Step 6: Final answer
    x = 274.81

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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.