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Finding the Third Proportional to 20,275,359 and 41,987,901

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Solution

The third proportional to 20,275,359 and 41,987,901 is: 86,952,040.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,275,359 : 41,987,901 = 41,987,901 : x
  2. Step 2: Convert to fraction form
    20,275,359/41,987,901 = 41,987,901/x
  3. Step 3: Cross multiply
    20,275,359x = 41,987,901 × 41,987,901
  4. Step 4: Simplify right side
    20,275,359x = 1,762,983,830,385,801
  5. Step 5: Solve for x
    x = 1,762,983,830,385,801/20,275,359
  6. Step 6: Final answer
    x = 86,952,040.18

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.