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Finding the Third Proportional to 5,486,338 and 12,058,664

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Solution

The third proportional to 5,486,338 and 12,058,664 is: 26,504,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,338 : 12,058,664 = 12,058,664 : x
  2. Step 2: Convert to fraction form
    5,486,338/12,058,664 = 12,058,664/x
  3. Step 3: Cross multiply
    5,486,338x = 12,058,664 × 12,058,664
  4. Step 4: Simplify right side
    5,486,338x = 145,411,377,464,896
  5. Step 5: Solve for x
    x = 145,411,377,464,896/5,486,338
  6. Step 6: Final answer
    x = 26,504,268.87

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.