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Finding the Third Proportional to 196,990 and 295,424

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Solution

The third proportional to 196,990 and 295,424 is: 443,044.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,990 : 295,424 = 295,424 : x
  2. Step 2: Convert to fraction form
    196,990/295,424 = 295,424/x
  3. Step 3: Cross multiply
    196,990x = 295,424 × 295,424
  4. Step 4: Simplify right side
    196,990x = 87,275,339,776
  5. Step 5: Solve for x
    x = 87,275,339,776/196,990
  6. Step 6: Final answer
    x = 443,044.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.