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Finding the Third Proportional to 5,122,155 and 11,188,950

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Solution

The third proportional to 5,122,155 and 11,188,950 is: 24,441,392.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,155 : 11,188,950 = 11,188,950 : x
  2. Step 2: Convert to fraction form
    5,122,155/11,188,950 = 11,188,950/x
  3. Step 3: Cross multiply
    5,122,155x = 11,188,950 × 11,188,950
  4. Step 4: Simplify right side
    5,122,155x = 125,192,602,102,500
  5. Step 5: Solve for x
    x = 125,192,602,102,500/5,122,155
  6. Step 6: Final answer
    x = 24,441,392.75

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.