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Finding the Fourth Proportional to 232.30, 346.41 and 203.54

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Solution

The fourth proportional to 232.30, 346.41 and 203.54 is: 303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.30 : 346.41 = 203.54 : x
  2. Step 2: Convert to fraction form
    232.30/346.41 = 203.54/x
  3. Step 3: Cross multiply
    232.30x = 346.41 × 203.54
  4. Step 4: Simplify right side
    232.30x = 70,508.80
  5. Step 5: Solve for x
    x = 70,508.80/232.30
  6. Step 6: Final answer
    x = 303.53

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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.