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Finding the Third Proportional to 12,186,368 and 17,906,393

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Solution

The third proportional to 12,186,368 and 17,906,393 is: 26,311,277.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,186,368 : 17,906,393 = 17,906,393 : x
  2. Step 2: Convert to fraction form
    12,186,368/17,906,393 = 17,906,393/x
  3. Step 3: Cross multiply
    12,186,368x = 17,906,393 × 17,906,393
  4. Step 4: Simplify right side
    12,186,368x = 320,638,910,270,449
  5. Step 5: Solve for x
    x = 320,638,910,270,449/12,186,368
  6. Step 6: Final answer
    x = 26,311,277.51

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.