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Finding the Fourth Proportional to 332.30, 497.37 and 234.86

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Solution

The fourth proportional to 332.30, 497.37 and 234.86 is: 351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.30 : 497.37 = 234.86 : x
  2. Step 2: Convert to fraction form
    332.30/497.37 = 234.86/x
  3. Step 3: Cross multiply
    332.30x = 497.37 × 234.86
  4. Step 4: Simplify right side
    332.30x = 116,812.32
  5. Step 5: Solve for x
    x = 116,812.32/332.30
  6. Step 6: Final answer
    x = 351.53

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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.