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Finding the Fourth Proportional to 396.35, 593.90 and 176.73

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Solution

The fourth proportional to 396.35, 593.90 and 176.73 is: 264.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.35 : 593.90 = 176.73 : x
  2. Step 2: Convert to fraction form
    396.35/593.90 = 176.73/x
  3. Step 3: Cross multiply
    396.35x = 593.90 × 176.73
  4. Step 4: Simplify right side
    396.35x = 104,959.06
  5. Step 5: Solve for x
    x = 104,959.06/396.35
  6. Step 6: Final answer
    x = 264.82

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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.