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Finding the Fourth Proportional to 550.27, 824.19 and 532.09

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Solution

The fourth proportional to 550.27, 824.19 and 532.09 is: 796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    550.27 : 824.19 = 532.09 : x
  2. Step 2: Convert to fraction form
    550.27/824.19 = 532.09/x
  3. Step 3: Cross multiply
    550.27x = 824.19 × 532.09
  4. Step 4: Simplify right side
    550.27x = 438,543.26
  5. Step 5: Solve for x
    x = 438,543.26/550.27
  6. Step 6: Final answer
    x = 796.96

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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.