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Finding the Third Proportional to 15,672,885 and 33,242,149

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Solution

The third proportional to 15,672,885 and 33,242,149 is: 70,506,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,885 : 33,242,149 = 33,242,149 : x
  2. Step 2: Convert to fraction form
    15,672,885/33,242,149 = 33,242,149/x
  3. Step 3: Cross multiply
    15,672,885x = 33,242,149 × 33,242,149
  4. Step 4: Simplify right side
    15,672,885x = 1,105,040,470,138,201
  5. Step 5: Solve for x
    x = 1,105,040,470,138,201/15,672,885
  6. Step 6: Final answer
    x = 70,506,513.01

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.