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Finding the Third Proportional to 1,306,046 and 1,978,780

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Solution

The third proportional to 1,306,046 and 1,978,780 is: 2,998,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,046 : 1,978,780 = 1,978,780 : x
  2. Step 2: Convert to fraction form
    1,306,046/1,978,780 = 1,978,780/x
  3. Step 3: Cross multiply
    1,306,046x = 1,978,780 × 1,978,780
  4. Step 4: Simplify right side
    1,306,046x = 3,915,570,288,400
  5. Step 5: Solve for x
    x = 3,915,570,288,400/1,306,046
  6. Step 6: Final answer
    x = 2,998,033.98

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