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Finding the Third Proportional to 73,950.75 and 161,896.50

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Solution

The third proportional to 73,950.75 and 161,896.50 is: 354,431.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,950.75 : 161,896.50 = 161,896.50 : x
  2. Step 2: Convert to fraction form
    73,950.75/161,896.50 = 161,896.50/x
  3. Step 3: Cross multiply
    73,950.75x = 161,896.50 × 161,896.50
  4. Step 4: Simplify right side
    73,950.75x = 26,210,476,712.25
  5. Step 5: Solve for x
    x = 26,210,476,712.25/73,950.75
  6. Step 6: Final answer
    x = 354,431.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.