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Finding the Fourth Proportional to 2,240.91, 3,092.83 and 1,296.54

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Solution

The fourth proportional to 2,240.91, 3,092.83 and 1,296.54 is: 1,789.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.91 : 3,092.83 = 1,296.54 : x
  2. Step 2: Convert to fraction form
    2,240.91/3,092.83 = 1,296.54/x
  3. Step 3: Cross multiply
    2,240.91x = 3,092.83 × 1,296.54
  4. Step 4: Simplify right side
    2,240.91x = 4,009,977.81
  5. Step 5: Solve for x
    x = 4,009,977.81/2,240.91
  6. Step 6: Final answer
    x = 1,789.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.