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Finding the Third Proportional to 7,940,817 and 11,879,605

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Solution

The third proportional to 7,940,817 and 11,879,605 is: 17,772,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,817 : 11,879,605 = 11,879,605 : x
  2. Step 2: Convert to fraction form
    7,940,817/11,879,605 = 11,879,605/x
  3. Step 3: Cross multiply
    7,940,817x = 11,879,605 × 11,879,605
  4. Step 4: Simplify right side
    7,940,817x = 141,125,014,956,025
  5. Step 5: Solve for x
    x = 141,125,014,956,025/7,940,817
  6. Step 6: Final answer
    x = 17,772,102.66

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