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Finding the Fourth Proportional to 5,813.92, 8,716.58 and 1,862.89

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Solution

The fourth proportional to 5,813.92, 8,716.58 and 1,862.89 is: 2,792.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.92 : 8,716.58 = 1,862.89 : x
  2. Step 2: Convert to fraction form
    5,813.92/8,716.58 = 1,862.89/x
  3. Step 3: Cross multiply
    5,813.92x = 8,716.58 × 1,862.89
  4. Step 4: Simplify right side
    5,813.92x = 16,238,029.72
  5. Step 5: Solve for x
    x = 16,238,029.72/5,813.92
  6. Step 6: Final answer
    x = 2,792.96

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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.