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Finding the Third Proportional to 3,481,287.75 and 7,476,723

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Solution

The third proportional to 3,481,287.75 and 7,476,723 is: 16,057,674.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481,287.75 : 7,476,723 = 7,476,723 : x
  2. Step 2: Convert to fraction form
    3,481,287.75/7,476,723 = 7,476,723/x
  3. Step 3: Cross multiply
    3,481,287.75x = 7,476,723 × 7,476,723
  4. Step 4: Simplify right side
    3,481,287.75x = 55,901,386,818,729
  5. Step 5: Solve for x
    x = 55,901,386,818,729/3,481,287.75
  6. Step 6: Final answer
    x = 16,057,674.87

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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.