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Finding the Third Proportional to 325,855.50 and 498,479

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Solution

The third proportional to 325,855.50 and 498,479 is: 762,550.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,855.50 : 498,479 = 498,479 : x
  2. Step 2: Convert to fraction form
    325,855.50/498,479 = 498,479/x
  3. Step 3: Cross multiply
    325,855.50x = 498,479 × 498,479
  4. Step 4: Simplify right side
    325,855.50x = 248,481,313,441
  5. Step 5: Solve for x
    x = 248,481,313,441/325,855.50
  6. Step 6: Final answer
    x = 762,550.62

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.