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Finding the Third Proportional to 143,356 and 227,706

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Solution

The third proportional to 143,356 and 227,706 is: 361,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,356 : 227,706 = 227,706 : x
  2. Step 2: Convert to fraction form
    143,356/227,706 = 227,706/x
  3. Step 3: Cross multiply
    143,356x = 227,706 × 227,706
  4. Step 4: Simplify right side
    143,356x = 51,850,022,436
  5. Step 5: Solve for x
    x = 51,850,022,436/143,356
  6. Step 6: Final answer
    x = 361,687.15

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.