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Finding the Third Proportional to 8,626.50 and 18,078.19

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Solution

The third proportional to 8,626.50 and 18,078.19 is: 37,885.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.50 : 18,078.19 = 18,078.19 : x
  2. Step 2: Convert to fraction form
    8,626.50/18,078.19 = 18,078.19/x
  3. Step 3: Cross multiply
    8,626.50x = 18,078.19 × 18,078.19
  4. Step 4: Simplify right side
    8,626.50x = 326,820,863.29
  5. Step 5: Solve for x
    x = 326,820,863.29/8,626.50
  6. Step 6: Final answer
    x = 37,885.69

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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.