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Finding the Third Proportional to 3,189,936 and 6,999,924

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Solution

The third proportional to 3,189,936 and 6,999,924 is: 15,360,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,936 : 6,999,924 = 6,999,924 : x
  2. Step 2: Convert to fraction form
    3,189,936/6,999,924 = 6,999,924/x
  3. Step 3: Cross multiply
    3,189,936x = 6,999,924 × 6,999,924
  4. Step 4: Simplify right side
    3,189,936x = 48,998,936,005,776
  5. Step 5: Solve for x
    x = 48,998,936,005,776/3,189,936
  6. Step 6: Final answer
    x = 15,360,476.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.