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Finding the Third Proportional to 79,324.31 and 173,228.63

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Solution

The third proportional to 79,324.31 and 173,228.63 is: 378,297.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,324.31 : 173,228.63 = 173,228.63 : x
  2. Step 2: Convert to fraction form
    79,324.31/173,228.63 = 173,228.63/x
  3. Step 3: Cross multiply
    79,324.31x = 173,228.63 × 173,228.63
  4. Step 4: Simplify right side
    79,324.31x = 30,008,156,519.39
  5. Step 5: Solve for x
    x = 30,008,156,519.39/79,324.31
  6. Step 6: Final answer
    x = 378,297.09

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.