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Finding the Third Proportional to 151,158 and 329,529

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Solution

The third proportional to 151,158 and 329,529 is: 718,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,158 : 329,529 = 329,529 : x
  2. Step 2: Convert to fraction form
    151,158/329,529 = 329,529/x
  3. Step 3: Cross multiply
    151,158x = 329,529 × 329,529
  4. Step 4: Simplify right side
    151,158x = 108,589,361,841
  5. Step 5: Solve for x
    x = 108,589,361,841/151,158
  6. Step 6: Final answer
    x = 718,383.16

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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.