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Finding the Fourth Proportional to 396.76, 593.51 and 373.44

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Solution

The fourth proportional to 396.76, 593.51 and 373.44 is: 558.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.76 : 593.51 = 373.44 : x
  2. Step 2: Convert to fraction form
    396.76/593.51 = 373.44/x
  3. Step 3: Cross multiply
    396.76x = 593.51 × 373.44
  4. Step 4: Simplify right side
    396.76x = 221,635.54
  5. Step 5: Solve for x
    x = 221,635.54/396.76
  6. Step 6: Final answer
    x = 558.62

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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.