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Finding the Third Proportional to 153,881 and 230,206

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Solution

The third proportional to 153,881 and 230,206 is: 344,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,881 : 230,206 = 230,206 : x
  2. Step 2: Convert to fraction form
    153,881/230,206 = 230,206/x
  3. Step 3: Cross multiply
    153,881x = 230,206 × 230,206
  4. Step 4: Simplify right side
    153,881x = 52,994,802,436
  5. Step 5: Solve for x
    x = 52,994,802,436/153,881
  6. Step 6: Final answer
    x = 344,388.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.