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Finding the Third Proportional to 4,010,863.50 and 8,661,105

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Solution

The third proportional to 4,010,863.50 and 8,661,105 is: 18,702,890.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,010,863.50 : 8,661,105 = 8,661,105 : x
  2. Step 2: Convert to fraction form
    4,010,863.50/8,661,105 = 8,661,105/x
  3. Step 3: Cross multiply
    4,010,863.50x = 8,661,105 × 8,661,105
  4. Step 4: Simplify right side
    4,010,863.50x = 75,014,739,821,025
  5. Step 5: Solve for x
    x = 75,014,739,821,025/4,010,863.50
  6. Step 6: Final answer
    x = 18,702,890.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.