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Finding the Fourth Proportional to 2,093.08, 3,138.42 and 793.72

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Solution

The fourth proportional to 2,093.08, 3,138.42 and 793.72 is: 1,190.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.08 : 3,138.42 = 793.72 : x
  2. Step 2: Convert to fraction form
    2,093.08/3,138.42 = 793.72/x
  3. Step 3: Cross multiply
    2,093.08x = 3,138.42 × 793.72
  4. Step 4: Simplify right side
    2,093.08x = 2,491,026.72
  5. Step 5: Solve for x
    x = 2,491,026.72/2,093.08
  6. Step 6: Final answer
    x = 1,190.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.