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Finding the Fourth Proportional to 1,384.44, 2,073.42 and 1,093.92

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Solution

The fourth proportional to 1,384.44, 2,073.42 and 1,093.92 is: 1,638.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384.44 : 2,073.42 = 1,093.92 : x
  2. Step 2: Convert to fraction form
    1,384.44/2,073.42 = 1,093.92/x
  3. Step 3: Cross multiply
    1,384.44x = 2,073.42 × 1,093.92
  4. Step 4: Simplify right side
    1,384.44x = 2,268,155.61
  5. Step 5: Solve for x
    x = 2,268,155.61/1,384.44
  6. Step 6: Final answer
    x = 1,638.32

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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.