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Finding the Third Proportional to 1,198,040.63 and 2,605,992.75

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Solution

The third proportional to 1,198,040.63 and 2,605,992.75 is: 5,668,587.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,040.63 : 2,605,992.75 = 2,605,992.75 : x
  2. Step 2: Convert to fraction form
    1,198,040.63/2,605,992.75 = 2,605,992.75/x
  3. Step 3: Cross multiply
    1,198,040.63x = 2,605,992.75 × 2,605,992.75
  4. Step 4: Simplify right side
    1,198,040.63x = 6,791,198,213,052.56
  5. Step 5: Solve for x
    x = 6,791,198,213,052.56/1,198,040.63
  6. Step 6: Final answer
    x = 5,668,587.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.