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Finding the Fourth Proportional to 349.77, 523.99 and 233.86

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Solution

The fourth proportional to 349.77, 523.99 and 233.86 is: 350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.77 : 523.99 = 233.86 : x
  2. Step 2: Convert to fraction form
    349.77/523.99 = 233.86/x
  3. Step 3: Cross multiply
    349.77x = 523.99 × 233.86
  4. Step 4: Simplify right side
    349.77x = 122,540.30
  5. Step 5: Solve for x
    x = 122,540.30/349.77
  6. Step 6: Final answer
    x = 350.35

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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.