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Finding the Third Proportional to 192,568 and 415,583

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Solution

The third proportional to 192,568 and 415,583 is: 896,873.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,568 : 415,583 = 415,583 : x
  2. Step 2: Convert to fraction form
    192,568/415,583 = 415,583/x
  3. Step 3: Cross multiply
    192,568x = 415,583 × 415,583
  4. Step 4: Simplify right side
    192,568x = 172,709,229,889
  5. Step 5: Solve for x
    x = 172,709,229,889/192,568
  6. Step 6: Final answer
    x = 896,873.99

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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.