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Finding the Third Proportional to 3,851,037.94 and 8,131,795.88

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Solution

The third proportional to 3,851,037.94 and 8,131,795.88 is: 17,170,982.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,037.94 : 8,131,795.88 = 8,131,795.88 : x
  2. Step 2: Convert to fraction form
    3,851,037.94/8,131,795.88 = 8,131,795.88/x
  3. Step 3: Cross multiply
    3,851,037.94x = 8,131,795.88 × 8,131,795.88
  4. Step 4: Simplify right side
    3,851,037.94x = 66,126,104,152,667.02
  5. Step 5: Solve for x
    x = 66,126,104,152,667.02/3,851,037.94
  6. Step 6: Final answer
    x = 17,170,982.27

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.