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Finding the Third Proportional to 11,958,112 and 18,567,168

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Solution

The third proportional to 11,958,112 and 18,567,168 is: 28,828,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,958,112 : 18,567,168 = 18,567,168 : x
  2. Step 2: Convert to fraction form
    11,958,112/18,567,168 = 18,567,168/x
  3. Step 3: Cross multiply
    11,958,112x = 18,567,168 × 18,567,168
  4. Step 4: Simplify right side
    11,958,112x = 344,739,727,540,224
  5. Step 5: Solve for x
    x = 344,739,727,540,224/11,958,112
  6. Step 6: Final answer
    x = 28,828,942.86

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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.