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Finding the Third Proportional to 3,936,825 and 8,187,754.50

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Solution

The third proportional to 3,936,825 and 8,187,754.50 is: 17,028,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,825 : 8,187,754.50 = 8,187,754.50 : x
  2. Step 2: Convert to fraction form
    3,936,825/8,187,754.50 = 8,187,754.50/x
  3. Step 3: Cross multiply
    3,936,825x = 8,187,754.50 × 8,187,754.50
  4. Step 4: Simplify right side
    3,936,825x = 67,039,323,752,270.25
  5. Step 5: Solve for x
    x = 67,039,323,752,270.25/3,936,825
  6. Step 6: Final answer
    x = 17,028,779.22

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.