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Finding the Third Proportional to 5,241,784 and 11,212,218

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Solution

The third proportional to 5,241,784 and 11,212,218 is: 23,983,024.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241,784 : 11,212,218 = 11,212,218 : x
  2. Step 2: Convert to fraction form
    5,241,784/11,212,218 = 11,212,218/x
  3. Step 3: Cross multiply
    5,241,784x = 11,212,218 × 11,212,218
  4. Step 4: Simplify right side
    5,241,784x = 125,713,832,479,524
  5. Step 5: Solve for x
    x = 125,713,832,479,524/5,241,784
  6. Step 6: Final answer
    x = 23,983,024.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.