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Finding the Third Proportional to 715,395.38 and 1,555,040.25

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Solution

The third proportional to 715,395.38 and 1,555,040.25 is: 3,380,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,395.38 : 1,555,040.25 = 1,555,040.25 : x
  2. Step 2: Convert to fraction form
    715,395.38/1,555,040.25 = 1,555,040.25/x
  3. Step 3: Cross multiply
    715,395.38x = 1,555,040.25 × 1,555,040.25
  4. Step 4: Simplify right side
    715,395.38x = 2,418,150,179,120.06
  5. Step 5: Solve for x
    x = 2,418,150,179,120.06/715,395.38
  6. Step 6: Final answer
    x = 3,380,159.09

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.