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Finding the Third Proportional to 1,992,539 and 4,126,857

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Solution

The third proportional to 1,992,539 and 4,126,857 is: 8,547,360.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,539 : 4,126,857 = 4,126,857 : x
  2. Step 2: Convert to fraction form
    1,992,539/4,126,857 = 4,126,857/x
  3. Step 3: Cross multiply
    1,992,539x = 4,126,857 × 4,126,857
  4. Step 4: Simplify right side
    1,992,539x = 17,030,948,698,449
  5. Step 5: Solve for x
    x = 17,030,948,698,449/1,992,539
  6. Step 6: Final answer
    x = 8,547,360.28

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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.