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Finding the Third Proportional to 20,214,720 and 33,005,324

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Solution

The third proportional to 20,214,720 and 33,005,324 is: 53,889,018.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214,720 : 33,005,324 = 33,005,324 : x
  2. Step 2: Convert to fraction form
    20,214,720/33,005,324 = 33,005,324/x
  3. Step 3: Cross multiply
    20,214,720x = 33,005,324 × 33,005,324
  4. Step 4: Simplify right side
    20,214,720x = 1,089,351,412,344,976
  5. Step 5: Solve for x
    x = 1,089,351,412,344,976/20,214,720
  6. Step 6: Final answer
    x = 53,889,018.12

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.