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Finding the Third Proportional to 869,622.75 and 1,867,806

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Solution

The third proportional to 869,622.75 and 1,867,806 is: 4,011,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,622.75 : 1,867,806 = 1,867,806 : x
  2. Step 2: Convert to fraction form
    869,622.75/1,867,806 = 1,867,806/x
  3. Step 3: Cross multiply
    869,622.75x = 1,867,806 × 1,867,806
  4. Step 4: Simplify right side
    869,622.75x = 3,488,699,253,636
  5. Step 5: Solve for x
    x = 3,488,699,253,636/869,622.75
  6. Step 6: Final answer
    x = 4,011,738.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.