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Finding the Fourth Proportional to 8,893.65, 13,341.15 and 2,653.18

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Solution

The fourth proportional to 8,893.65, 13,341.15 and 2,653.18 is: 3,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.65 : 13,341.15 = 2,653.18 : x
  2. Step 2: Convert to fraction form
    8,893.65/13,341.15 = 2,653.18/x
  3. Step 3: Cross multiply
    8,893.65x = 13,341.15 × 2,653.18
  4. Step 4: Simplify right side
    8,893.65x = 35,396,439.00
  5. Step 5: Solve for x
    x = 35,396,439.00/8,893.65
  6. Step 6: Final answer
    x = 3,979.97

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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.