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Finding the Third Proportional to 73,127.25 and 155,481.75

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Solution

The third proportional to 73,127.25 and 155,481.75 is: 330,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,127.25 : 155,481.75 = 155,481.75 : x
  2. Step 2: Convert to fraction form
    73,127.25/155,481.75 = 155,481.75/x
  3. Step 3: Cross multiply
    73,127.25x = 155,481.75 × 155,481.75
  4. Step 4: Simplify right side
    73,127.25x = 24,174,574,583.06
  5. Step 5: Solve for x
    x = 24,174,574,583.06/73,127.25
  6. Step 6: Final answer
    x = 330,582.30

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.