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Finding the Third Proportional to 19,449,968 and 42,324,832

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Solution

The third proportional to 19,449,968 and 42,324,832 is: 92,102,537.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449,968 : 42,324,832 = 42,324,832 : x
  2. Step 2: Convert to fraction form
    19,449,968/42,324,832 = 42,324,832/x
  3. Step 3: Cross multiply
    19,449,968x = 42,324,832 × 42,324,832
  4. Step 4: Simplify right side
    19,449,968x = 1,791,391,403,828,224
  5. Step 5: Solve for x
    x = 1,791,391,403,828,224/19,449,968
  6. Step 6: Final answer
    x = 92,102,537.33

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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.