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Finding the Third Proportional to 3,218,726 and 4,860,894

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Solution

The third proportional to 3,218,726 and 4,860,894 is: 7,340,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,726 : 4,860,894 = 4,860,894 : x
  2. Step 2: Convert to fraction form
    3,218,726/4,860,894 = 4,860,894/x
  3. Step 3: Cross multiply
    3,218,726x = 4,860,894 × 4,860,894
  4. Step 4: Simplify right side
    3,218,726x = 23,628,290,479,236
  5. Step 5: Solve for x
    x = 23,628,290,479,236/3,218,726
  6. Step 6: Final answer
    x = 7,340,882.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.