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Finding the Third Proportional to 39,671,406 and 60,105,909

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Solution

The third proportional to 39,671,406 and 60,105,909 is: 91,066,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,671,406 : 60,105,909 = 60,105,909 : x
  2. Step 2: Convert to fraction form
    39,671,406/60,105,909 = 60,105,909/x
  3. Step 3: Cross multiply
    39,671,406x = 60,105,909 × 60,105,909
  4. Step 4: Simplify right side
    39,671,406x = 3,612,720,296,716,281
  5. Step 5: Solve for x
    x = 3,612,720,296,716,281/39,671,406
  6. Step 6: Final answer
    x = 91,066,101.78

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.