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Finding the Third Proportional to 3,262,690 and 7,115,204

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Solution

The third proportional to 3,262,690 and 7,115,204 is: 15,516,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262,690 : 7,115,204 = 7,115,204 : x
  2. Step 2: Convert to fraction form
    3,262,690/7,115,204 = 7,115,204/x
  3. Step 3: Cross multiply
    3,262,690x = 7,115,204 × 7,115,204
  4. Step 4: Simplify right side
    3,262,690x = 50,626,127,961,616
  5. Step 5: Solve for x
    x = 50,626,127,961,616/3,262,690
  6. Step 6: Final answer
    x = 15,516,683.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.