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Finding the Third Proportional to 20,343,891 and 30,515,877

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Solution

The third proportional to 20,343,891 and 30,515,877 is: 45,773,876.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,343,891 : 30,515,877 = 30,515,877 : x
  2. Step 2: Convert to fraction form
    20,343,891/30,515,877 = 30,515,877/x
  3. Step 3: Cross multiply
    20,343,891x = 30,515,877 × 30,515,877
  4. Step 4: Simplify right side
    20,343,891x = 931,218,749,079,129
  5. Step 5: Solve for x
    x = 931,218,749,079,129/20,343,891
  6. Step 6: Final answer
    x = 45,773,876.25

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