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Finding the Fourth Proportional to 844.98, 1,267.52 and 537.43

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Solution

The fourth proportional to 844.98, 1,267.52 and 537.43 is: 806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    844.98 : 1,267.52 = 537.43 : x
  2. Step 2: Convert to fraction form
    844.98/1,267.52 = 537.43/x
  3. Step 3: Cross multiply
    844.98x = 1,267.52 × 537.43
  4. Step 4: Simplify right side
    844.98x = 681,203.27
  5. Step 5: Solve for x
    x = 681,203.27/844.98
  6. Step 6: Final answer
    x = 806.18

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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.