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Finding the Third Proportional to 168,082 and 361,650

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Solution

The third proportional to 168,082 and 361,650 is: 778,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,082 : 361,650 = 361,650 : x
  2. Step 2: Convert to fraction form
    168,082/361,650 = 361,650/x
  3. Step 3: Cross multiply
    168,082x = 361,650 × 361,650
  4. Step 4: Simplify right side
    168,082x = 130,790,722,500
  5. Step 5: Solve for x
    x = 130,790,722,500/168,082
  6. Step 6: Final answer
    x = 778,136.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.