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Finding the Fourth Proportional to 232.36, 347.73 and 196.18

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Solution

The fourth proportional to 232.36, 347.73 and 196.18 is: 293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.36 : 347.73 = 196.18 : x
  2. Step 2: Convert to fraction form
    232.36/347.73 = 196.18/x
  3. Step 3: Cross multiply
    232.36x = 347.73 × 196.18
  4. Step 4: Simplify right side
    232.36x = 68,217.67
  5. Step 5: Solve for x
    x = 68,217.67/232.36
  6. Step 6: Final answer
    x = 293.59

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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.