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Finding the Third Proportional to 12,779 and 28,075

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Solution

The third proportional to 12,779 and 28,075 is: 61,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,779 : 28,075 = 28,075 : x
  2. Step 2: Convert to fraction form
    12,779/28,075 = 28,075/x
  3. Step 3: Cross multiply
    12,779x = 28,075 × 28,075
  4. Step 4: Simplify right side
    12,779x = 788,205,625
  5. Step 5: Solve for x
    x = 788,205,625/12,779
  6. Step 6: Final answer
    x = 61,679.76

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