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Finding the Third Proportional to 20,397,794.63 and 41,991,291

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Solution

The third proportional to 20,397,794.63 and 41,991,291 is: 86,444,076.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,397,794.63 : 41,991,291 = 41,991,291 : x
  2. Step 2: Convert to fraction form
    20,397,794.63/41,991,291 = 41,991,291/x
  3. Step 3: Cross multiply
    20,397,794.63x = 41,991,291 × 41,991,291
  4. Step 4: Simplify right side
    20,397,794.63x = 1,763,268,519,846,681
  5. Step 5: Solve for x
    x = 1,763,268,519,846,681/20,397,794.63
  6. Step 6: Final answer
    x = 86,444,076.54

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.