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Finding the Fourth Proportional to 232.72, 350.35 and 202.96

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Solution

The fourth proportional to 232.72, 350.35 and 202.96 is: 305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.72 : 350.35 = 202.96 : x
  2. Step 2: Convert to fraction form
    232.72/350.35 = 202.96/x
  3. Step 3: Cross multiply
    232.72x = 350.35 × 202.96
  4. Step 4: Simplify right side
    232.72x = 71,107.04
  5. Step 5: Solve for x
    x = 71,107.04/232.72
  6. Step 6: Final answer
    x = 305.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.