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Finding the Third Proportional to 26,890,880 and 57,561,856

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Solution

The third proportional to 26,890,880 and 57,561,856 is: 123,215,278.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890,880 : 57,561,856 = 57,561,856 : x
  2. Step 2: Convert to fraction form
    26,890,880/57,561,856 = 57,561,856/x
  3. Step 3: Cross multiply
    26,890,880x = 57,561,856 × 57,561,856
  4. Step 4: Simplify right side
    26,890,880x = 3,313,367,266,164,736
  5. Step 5: Solve for x
    x = 3,313,367,266,164,736/26,890,880
  6. Step 6: Final answer
    x = 123,215,278.42

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.