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Finding the Fourth Proportional to 344.92, 476.34 and 234.52

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Solution

The fourth proportional to 344.92, 476.34 and 234.52 is: 323.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.92 : 476.34 = 234.52 : x
  2. Step 2: Convert to fraction form
    344.92/476.34 = 234.52/x
  3. Step 3: Cross multiply
    344.92x = 476.34 × 234.52
  4. Step 4: Simplify right side
    344.92x = 111,711.26
  5. Step 5: Solve for x
    x = 111,711.26/344.92
  6. Step 6: Final answer
    x = 323.88

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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.