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Finding the Fourth Proportional to 797.23, 1,196.04 and 249.49

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Solution

The fourth proportional to 797.23, 1,196.04 and 249.49 is: 374.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.23 : 1,196.04 = 249.49 : x
  2. Step 2: Convert to fraction form
    797.23/1,196.04 = 249.49/x
  3. Step 3: Cross multiply
    797.23x = 1,196.04 × 249.49
  4. Step 4: Simplify right side
    797.23x = 298,394.04
  5. Step 5: Solve for x
    x = 298,394.04/797.23
  6. Step 6: Final answer
    x = 374.29

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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.