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Finding the Third Proportional to 167,238 and 348,324

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Solution

The third proportional to 167,238 and 348,324 is: 725,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,238 : 348,324 = 348,324 : x
  2. Step 2: Convert to fraction form
    167,238/348,324 = 348,324/x
  3. Step 3: Cross multiply
    167,238x = 348,324 × 348,324
  4. Step 4: Simplify right side
    167,238x = 121,329,608,976
  5. Step 5: Solve for x
    x = 121,329,608,976/167,238
  6. Step 6: Final answer
    x = 725,490.67

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.