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Finding the Third Proportional to 3,124,040 and 6,820,912

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Solution

The third proportional to 3,124,040 and 6,820,912 is: 14,892,523.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,040 : 6,820,912 = 6,820,912 : x
  2. Step 2: Convert to fraction form
    3,124,040/6,820,912 = 6,820,912/x
  3. Step 3: Cross multiply
    3,124,040x = 6,820,912 × 6,820,912
  4. Step 4: Simplify right side
    3,124,040x = 46,524,840,511,744
  5. Step 5: Solve for x
    x = 46,524,840,511,744/3,124,040
  6. Step 6: Final answer
    x = 14,892,523.95

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.