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Finding the Third Proportional to 158,324 and 244,836

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Solution

The third proportional to 158,324 and 244,836 is: 378,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,324 : 244,836 = 244,836 : x
  2. Step 2: Convert to fraction form
    158,324/244,836 = 244,836/x
  3. Step 3: Cross multiply
    158,324x = 244,836 × 244,836
  4. Step 4: Simplify right side
    158,324x = 59,944,666,896
  5. Step 5: Solve for x
    x = 59,944,666,896/158,324
  6. Step 6: Final answer
    x = 378,620.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.