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Finding the Third Proportional to 1,865,817 and 2,800,183.50

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Solution

The third proportional to 1,865,817 and 2,800,183.50 is: 4,202,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,817 : 2,800,183.50 = 2,800,183.50 : x
  2. Step 2: Convert to fraction form
    1,865,817/2,800,183.50 = 2,800,183.50/x
  3. Step 3: Cross multiply
    1,865,817x = 2,800,183.50 × 2,800,183.50
  4. Step 4: Simplify right side
    1,865,817x = 7,841,027,633,672.25
  5. Step 5: Solve for x
    x = 7,841,027,633,672.25/1,865,817
  6. Step 6: Final answer
    x = 4,202,463.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.