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Finding the Fourth Proportional to 1,893.44, 2,826.88 and 1,601.92

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Solution

The fourth proportional to 1,893.44, 2,826.88 and 1,601.92 is: 2,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.44 : 2,826.88 = 1,601.92 : x
  2. Step 2: Convert to fraction form
    1,893.44/2,826.88 = 1,601.92/x
  3. Step 3: Cross multiply
    1,893.44x = 2,826.88 × 1,601.92
  4. Step 4: Simplify right side
    1,893.44x = 4,528,435.61
  5. Step 5: Solve for x
    x = 4,528,435.61/1,893.44
  6. Step 6: Final answer
    x = 2,391.64

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.