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Finding the Third Proportional to 13,207,811 and 28,760,398

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Solution

The third proportional to 13,207,811 and 28,760,398 is: 62,626,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207,811 : 28,760,398 = 28,760,398 : x
  2. Step 2: Convert to fraction form
    13,207,811/28,760,398 = 28,760,398/x
  3. Step 3: Cross multiply
    13,207,811x = 28,760,398 × 28,760,398
  4. Step 4: Simplify right side
    13,207,811x = 827,160,493,118,404
  5. Step 5: Solve for x
    x = 827,160,493,118,404/13,207,811
  6. Step 6: Final answer
    x = 62,626,614.90

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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.