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Finding the Third Proportional to 388,924 and 935,859

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Solution

The third proportional to 388,924 and 935,859 is: 2,251,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,924 : 935,859 = 935,859 : x
  2. Step 2: Convert to fraction form
    388,924/935,859 = 935,859/x
  3. Step 3: Cross multiply
    388,924x = 935,859 × 935,859
  4. Step 4: Simplify right side
    388,924x = 875,832,067,881
  5. Step 5: Solve for x
    x = 875,832,067,881/388,924
  6. Step 6: Final answer
    x = 2,251,936.29

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.