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Finding the Third Proportional to 158,367 and 336,165

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Solution

The third proportional to 158,367 and 336,165 is: 713,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,367 : 336,165 = 336,165 : x
  2. Step 2: Convert to fraction form
    158,367/336,165 = 336,165/x
  3. Step 3: Cross multiply
    158,367x = 336,165 × 336,165
  4. Step 4: Simplify right side
    158,367x = 113,006,907,225
  5. Step 5: Solve for x
    x = 113,006,907,225/158,367
  6. Step 6: Final answer
    x = 713,576.11

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.