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Finding the Third Proportional to 54,450,372 and 84,352,554

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Solution

The third proportional to 54,450,372 and 84,352,554 is: 130,675,936.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450,372 : 84,352,554 = 84,352,554 : x
  2. Step 2: Convert to fraction form
    54,450,372/84,352,554 = 84,352,554/x
  3. Step 3: Cross multiply
    54,450,372x = 84,352,554 × 84,352,554
  4. Step 4: Simplify right side
    54,450,372x = 7,115,353,366,322,916
  5. Step 5: Solve for x
    x = 7,115,353,366,322,916/54,450,372
  6. Step 6: Final answer
    x = 130,675,936.73

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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.