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Finding the Fourth Proportional to 1,789.16, 2,468.92 and 1,003.08

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Solution

The fourth proportional to 1,789.16, 2,468.92 and 1,003.08 is: 1,384.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.16 : 2,468.92 = 1,003.08 : x
  2. Step 2: Convert to fraction form
    1,789.16/2,468.92 = 1,003.08/x
  3. Step 3: Cross multiply
    1,789.16x = 2,468.92 × 1,003.08
  4. Step 4: Simplify right side
    1,789.16x = 2,476,524.27
  5. Step 5: Solve for x
    x = 2,476,524.27/1,789.16
  6. Step 6: Final answer
    x = 1,384.18

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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.