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Finding the Third Proportional to 3,848,309 and 8,366,437

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Solution

The third proportional to 3,848,309 and 8,366,437 is: 18,189,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848,309 : 8,366,437 = 8,366,437 : x
  2. Step 2: Convert to fraction form
    3,848,309/8,366,437 = 8,366,437/x
  3. Step 3: Cross multiply
    3,848,309x = 8,366,437 × 8,366,437
  4. Step 4: Simplify right side
    3,848,309x = 69,997,268,074,969
  5. Step 5: Solve for x
    x = 69,997,268,074,969/3,848,309
  6. Step 6: Final answer
    x = 18,189,097.62

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.