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Finding the Third Proportional to 119,831 and 260,802

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Solution

The third proportional to 119,831 and 260,802 is: 567,613.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,831 : 260,802 = 260,802 : x
  2. Step 2: Convert to fraction form
    119,831/260,802 = 260,802/x
  3. Step 3: Cross multiply
    119,831x = 260,802 × 260,802
  4. Step 4: Simplify right side
    119,831x = 68,017,683,204
  5. Step 5: Solve for x
    x = 68,017,683,204/119,831
  6. Step 6: Final answer
    x = 567,613.42

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.