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Finding the Fourth Proportional to 2,481.91, 3,722.73 and 1,383.82

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Solution

The fourth proportional to 2,481.91, 3,722.73 and 1,383.82 is: 2,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.91 : 3,722.73 = 1,383.82 : x
  2. Step 2: Convert to fraction form
    2,481.91/3,722.73 = 1,383.82/x
  3. Step 3: Cross multiply
    2,481.91x = 3,722.73 × 1,383.82
  4. Step 4: Simplify right side
    2,481.91x = 5,151,588.23
  5. Step 5: Solve for x
    x = 5,151,588.23/2,481.91
  6. Step 6: Final answer
    x = 2,075.65

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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.