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Finding the Third Proportional to 20,275,355 and 41,987,893

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Solution

The third proportional to 20,275,355 and 41,987,893 is: 86,952,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,275,355 : 41,987,893 = 41,987,893 : x
  2. Step 2: Convert to fraction form
    20,275,355/41,987,893 = 41,987,893/x
  3. Step 3: Cross multiply
    20,275,355x = 41,987,893 × 41,987,893
  4. Step 4: Simplify right side
    20,275,355x = 1,762,983,158,579,449
  5. Step 5: Solve for x
    x = 1,762,983,158,579,449/20,275,355
  6. Step 6: Final answer
    x = 86,952,024.20

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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.