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Finding the Third Proportional to 15,299,608 and 33,290,936

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Solution

The third proportional to 15,299,608 and 33,290,936 is: 72,438,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299,608 : 33,290,936 = 33,290,936 : x
  2. Step 2: Convert to fraction form
    15,299,608/33,290,936 = 33,290,936/x
  3. Step 3: Cross multiply
    15,299,608x = 33,290,936 × 33,290,936
  4. Step 4: Simplify right side
    15,299,608x = 1,108,286,419,756,096
  5. Step 5: Solve for x
    x = 1,108,286,419,756,096/15,299,608
  6. Step 6: Final answer
    x = 72,438,876.85

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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.