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Finding the Third Proportional to 2,216,817 and 4,765,149

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Solution

The third proportional to 2,216,817 and 4,765,149 is: 10,242,904.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,817 : 4,765,149 = 4,765,149 : x
  2. Step 2: Convert to fraction form
    2,216,817/4,765,149 = 4,765,149/x
  3. Step 3: Cross multiply
    2,216,817x = 4,765,149 × 4,765,149
  4. Step 4: Simplify right side
    2,216,817x = 22,706,644,992,201
  5. Step 5: Solve for x
    x = 22,706,644,992,201/2,216,817
  6. Step 6: Final answer
    x = 10,242,904.58

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.