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Finding the Third Proportional to 20,187,072 and 44,409,672

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Solution

The third proportional to 20,187,072 and 44,409,672 is: 97,697,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,187,072 : 44,409,672 = 44,409,672 : x
  2. Step 2: Convert to fraction form
    20,187,072/44,409,672 = 44,409,672/x
  3. Step 3: Cross multiply
    20,187,072x = 44,409,672 × 44,409,672
  4. Step 4: Simplify right side
    20,187,072x = 1,972,218,967,147,584
  5. Step 5: Solve for x
    x = 1,972,218,967,147,584/20,187,072
  6. Step 6: Final answer
    x = 97,697,128.50

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.