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Finding the Fourth Proportional to 2,092.24, 3,137.14 and 793

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Solution

The fourth proportional to 2,092.24, 3,137.14 and 793 is: 1,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.24 : 3,137.14 = 793 : x
  2. Step 2: Convert to fraction form
    2,092.24/3,137.14 = 793/x
  3. Step 3: Cross multiply
    2,092.24x = 3,137.14 × 793
  4. Step 4: Simplify right side
    2,092.24x = 2,487,752.02
  5. Step 5: Solve for x
    x = 2,487,752.02/2,092.24
  6. Step 6: Final answer
    x = 1,189.04

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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.