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Finding the Third Proportional to 3,959,238 and 6,120,804

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Solution

The third proportional to 3,959,238 and 6,120,804 is: 9,462,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,238 : 6,120,804 = 6,120,804 : x
  2. Step 2: Convert to fraction form
    3,959,238/6,120,804 = 6,120,804/x
  3. Step 3: Cross multiply
    3,959,238x = 6,120,804 × 6,120,804
  4. Step 4: Simplify right side
    3,959,238x = 37,464,241,606,416
  5. Step 5: Solve for x
    x = 37,464,241,606,416/3,959,238
  6. Step 6: Final answer
    x = 9,462,487.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.