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Finding the Third Proportional to 1,796,145 and 3,990,873

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Solution

The third proportional to 1,796,145 and 3,990,873 is: 8,867,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,145 : 3,990,873 = 3,990,873 : x
  2. Step 2: Convert to fraction form
    1,796,145/3,990,873 = 3,990,873/x
  3. Step 3: Cross multiply
    1,796,145x = 3,990,873 × 3,990,873
  4. Step 4: Simplify right side
    1,796,145x = 15,927,067,302,129
  5. Step 5: Solve for x
    x = 15,927,067,302,129/1,796,145
  6. Step 6: Final answer
    x = 8,867,361.66

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.