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Finding the Fourth Proportional to 552.44, 827.91 and 332.79

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Solution

The fourth proportional to 552.44, 827.91 and 332.79 is: 498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.44 : 827.91 = 332.79 : x
  2. Step 2: Convert to fraction form
    552.44/827.91 = 332.79/x
  3. Step 3: Cross multiply
    552.44x = 827.91 × 332.79
  4. Step 4: Simplify right side
    552.44x = 275,520.17
  5. Step 5: Solve for x
    x = 275,520.17/552.44
  6. Step 6: Final answer
    x = 498.74

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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.