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Finding the Third Proportional to 5,222,070 and 11,215,503

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Solution

The third proportional to 5,222,070 and 11,215,503 is: 24,087,671.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222,070 : 11,215,503 = 11,215,503 : x
  2. Step 2: Convert to fraction form
    5,222,070/11,215,503 = 11,215,503/x
  3. Step 3: Cross multiply
    5,222,070x = 11,215,503 × 11,215,503
  4. Step 4: Simplify right side
    5,222,070x = 125,787,507,543,009
  5. Step 5: Solve for x
    x = 125,787,507,543,009/5,222,070
  6. Step 6: Final answer
    x = 24,087,671.66

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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.