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Finding the Third Proportional to 3,765,387.38 and 8,199,239.63

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Solution

The third proportional to 3,765,387.38 and 8,199,239.63 is: 17,854,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765,387.38 : 8,199,239.63 = 8,199,239.63 : x
  2. Step 2: Convert to fraction form
    3,765,387.38/8,199,239.63 = 8,199,239.63/x
  3. Step 3: Cross multiply
    3,765,387.38x = 8,199,239.63 × 8,199,239.63
  4. Step 4: Simplify right side
    3,765,387.38x = 67,227,530,428,170.14
  5. Step 5: Solve for x
    x = 67,227,530,428,170.14/3,765,387.38
  6. Step 6: Final answer
    x = 17,854,080.80

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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.