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Finding the Third Proportional to 105,891 and 227,136

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Solution

The third proportional to 105,891 and 227,136 is: 487,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,891 : 227,136 = 227,136 : x
  2. Step 2: Convert to fraction form
    105,891/227,136 = 227,136/x
  3. Step 3: Cross multiply
    105,891x = 227,136 × 227,136
  4. Step 4: Simplify right side
    105,891x = 51,590,762,496
  5. Step 5: Solve for x
    x = 51,590,762,496/105,891
  6. Step 6: Final answer
    x = 487,206.30

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.