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Finding the Third Proportional to 3,129,786 and 6,595,821

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Solution

The third proportional to 3,129,786 and 6,595,821 is: 13,900,264.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,786 : 6,595,821 = 6,595,821 : x
  2. Step 2: Convert to fraction form
    3,129,786/6,595,821 = 6,595,821/x
  3. Step 3: Cross multiply
    3,129,786x = 6,595,821 × 6,595,821
  4. Step 4: Simplify right side
    3,129,786x = 43,504,854,664,041
  5. Step 5: Solve for x
    x = 43,504,854,664,041/3,129,786
  6. Step 6: Final answer
    x = 13,900,264.96

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.