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Finding the Fourth Proportional to 397.56, 595.58 and 332.97

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Solution

The fourth proportional to 397.56, 595.58 and 332.97 is: 498.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    397.56 : 595.58 = 332.97 : x
  2. Step 2: Convert to fraction form
    397.56/595.58 = 332.97/x
  3. Step 3: Cross multiply
    397.56x = 595.58 × 332.97
  4. Step 4: Simplify right side
    397.56x = 198,311.50
  5. Step 5: Solve for x
    x = 198,311.50/397.56
  6. Step 6: Final answer
    x = 498.82

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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.