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Finding the Third Proportional to 4,384,100 and 6,879,126

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Solution

The third proportional to 4,384,100 and 6,879,126 is: 10,794,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384,100 : 6,879,126 = 6,879,126 : x
  2. Step 2: Convert to fraction form
    4,384,100/6,879,126 = 6,879,126/x
  3. Step 3: Cross multiply
    4,384,100x = 6,879,126 × 6,879,126
  4. Step 4: Simplify right side
    4,384,100x = 47,322,374,523,876
  5. Step 5: Solve for x
    x = 47,322,374,523,876/4,384,100
  6. Step 6: Final answer
    x = 10,794,091.04

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.