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Finding the Third Proportional to 279,192 and 444,687

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Solution

The third proportional to 279,192 and 444,687 is: 708,281.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,192 : 444,687 = 444,687 : x
  2. Step 2: Convert to fraction form
    279,192/444,687 = 444,687/x
  3. Step 3: Cross multiply
    279,192x = 444,687 × 444,687
  4. Step 4: Simplify right side
    279,192x = 197,746,527,969
  5. Step 5: Solve for x
    x = 197,746,527,969/279,192
  6. Step 6: Final answer
    x = 708,281.50

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.