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Finding the Third Proportional to 4,146,692 and 6,396,742

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Solution

The third proportional to 4,146,692 and 6,396,742 is: 9,867,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146,692 : 6,396,742 = 6,396,742 : x
  2. Step 2: Convert to fraction form
    4,146,692/6,396,742 = 6,396,742/x
  3. Step 3: Cross multiply
    4,146,692x = 6,396,742 × 6,396,742
  4. Step 4: Simplify right side
    4,146,692x = 40,918,308,214,564
  5. Step 5: Solve for x
    x = 40,918,308,214,564/4,146,692
  6. Step 6: Final answer
    x = 9,867,698.93

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.