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Finding the Third Proportional to 761,949 and 1,628,874

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Solution

The third proportional to 761,949 and 1,628,874 is: 3,482,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,949 : 1,628,874 = 1,628,874 : x
  2. Step 2: Convert to fraction form
    761,949/1,628,874 = 1,628,874/x
  3. Step 3: Cross multiply
    761,949x = 1,628,874 × 1,628,874
  4. Step 4: Simplify right side
    761,949x = 2,653,230,507,876
  5. Step 5: Solve for x
    x = 2,653,230,507,876/761,949
  6. Step 6: Final answer
    x = 3,482,162.86

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.