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Finding the Fourth Proportional to 232.83, 320.34 and 227.37

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Solution

The fourth proportional to 232.83, 320.34 and 227.37 is: 312.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.83 : 320.34 = 227.37 : x
  2. Step 2: Convert to fraction form
    232.83/320.34 = 227.37/x
  3. Step 3: Cross multiply
    232.83x = 320.34 × 227.37
  4. Step 4: Simplify right side
    232.83x = 72,835.71
  5. Step 5: Solve for x
    x = 72,835.71/232.83
  6. Step 6: Final answer
    x = 312.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.