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Finding the Fourth Proportional to 2,568.95, 3,854.35 and 1,088.54

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Solution

The fourth proportional to 2,568.95, 3,854.35 and 1,088.54 is: 1,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.95 : 3,854.35 = 1,088.54 : x
  2. Step 2: Convert to fraction form
    2,568.95/3,854.35 = 1,088.54/x
  3. Step 3: Cross multiply
    2,568.95x = 3,854.35 × 1,088.54
  4. Step 4: Simplify right side
    2,568.95x = 4,195,610.69
  5. Step 5: Solve for x
    x = 4,195,610.69/2,568.95
  6. Step 6: Final answer
    x = 1,633.20

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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.