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Finding the Third Proportional to 167,620.75 and 356,846.75

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Solution

The third proportional to 167,620.75 and 356,846.75 is: 759,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,620.75 : 356,846.75 = 356,846.75 : x
  2. Step 2: Convert to fraction form
    167,620.75/356,846.75 = 356,846.75/x
  3. Step 3: Cross multiply
    167,620.75x = 356,846.75 × 356,846.75
  4. Step 4: Simplify right side
    167,620.75x = 127,339,602,985.56
  5. Step 5: Solve for x
    x = 127,339,602,985.56/167,620.75
  6. Step 6: Final answer
    x = 759,688.78

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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.