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Finding the Fourth Proportional to 5,751.27, 8,627.72 and 1,854.77

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Solution

The fourth proportional to 5,751.27, 8,627.72 and 1,854.77 is: 2,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.27 : 8,627.72 = 1,854.77 : x
  2. Step 2: Convert to fraction form
    5,751.27/8,627.72 = 1,854.77/x
  3. Step 3: Cross multiply
    5,751.27x = 8,627.72 × 1,854.77
  4. Step 4: Simplify right side
    5,751.27x = 16,002,383.81
  5. Step 5: Solve for x
    x = 16,002,383.81/5,751.27
  6. Step 6: Final answer
    x = 2,782.41

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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.