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Finding the Third Proportional to 176,974 and 382,218

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Solution

The third proportional to 176,974 and 382,218 is: 825,491.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,974 : 382,218 = 382,218 : x
  2. Step 2: Convert to fraction form
    176,974/382,218 = 382,218/x
  3. Step 3: Cross multiply
    176,974x = 382,218 × 382,218
  4. Step 4: Simplify right side
    176,974x = 146,090,599,524
  5. Step 5: Solve for x
    x = 146,090,599,524/176,974
  6. Step 6: Final answer
    x = 825,491.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.