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Finding the Fourth Proportional to 496.52, 744.09 and 453.23

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Solution

The fourth proportional to 496.52, 744.09 and 453.23 is: 679.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.52 : 744.09 = 453.23 : x
  2. Step 2: Convert to fraction form
    496.52/744.09 = 453.23/x
  3. Step 3: Cross multiply
    496.52x = 744.09 × 453.23
  4. Step 4: Simplify right side
    496.52x = 337,243.91
  5. Step 5: Solve for x
    x = 337,243.91/496.52
  6. Step 6: Final answer
    x = 679.22

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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.