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Finding the Third Proportional to 193,552 and 394,880

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Solution

The third proportional to 193,552 and 394,880 is: 805,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,552 : 394,880 = 394,880 : x
  2. Step 2: Convert to fraction form
    193,552/394,880 = 394,880/x
  3. Step 3: Cross multiply
    193,552x = 394,880 × 394,880
  4. Step 4: Simplify right side
    193,552x = 155,930,214,400
  5. Step 5: Solve for x
    x = 155,930,214,400/193,552
  6. Step 6: Final answer
    x = 805,624.40

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.