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Finding the Third Proportional to 73,986.75 and 160,427.25

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Solution

The third proportional to 73,986.75 and 160,427.25 is: 347,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,986.75 : 160,427.25 = 160,427.25 : x
  2. Step 2: Convert to fraction form
    73,986.75/160,427.25 = 160,427.25/x
  3. Step 3: Cross multiply
    73,986.75x = 160,427.25 × 160,427.25
  4. Step 4: Simplify right side
    73,986.75x = 25,736,902,542.56
  5. Step 5: Solve for x
    x = 25,736,902,542.56/73,986.75
  6. Step 6: Final answer
    x = 347,858.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.