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Finding the Fourth Proportional to 2,513.00, 3,467.81 and 1,393.85

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Solution

The fourth proportional to 2,513.00, 3,467.81 and 1,393.85 is: 1,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.00 : 3,467.81 = 1,393.85 : x
  2. Step 2: Convert to fraction form
    2,513.00/3,467.81 = 1,393.85/x
  3. Step 3: Cross multiply
    2,513.00x = 3,467.81 × 1,393.85
  4. Step 4: Simplify right side
    2,513.00x = 4,833,593.11
  5. Step 5: Solve for x
    x = 4,833,593.11/2,513.00
  6. Step 6: Final answer
    x = 1,923.44

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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.