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Finding the Third Proportional to 8,519,418 and 18,337,914

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Solution

The third proportional to 8,519,418 and 18,337,914 is: 39,472,073.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,418 : 18,337,914 = 18,337,914 : x
  2. Step 2: Convert to fraction form
    8,519,418/18,337,914 = 18,337,914/x
  3. Step 3: Cross multiply
    8,519,418x = 18,337,914 × 18,337,914
  4. Step 4: Simplify right side
    8,519,418x = 336,279,089,871,396
  5. Step 5: Solve for x
    x = 336,279,089,871,396/8,519,418
  6. Step 6: Final answer
    x = 39,472,073.08

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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.