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Finding the Third Proportional to 168,481.50 and 370,659

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Solution

The third proportional to 168,481.50 and 370,659 is: 815,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,481.50 : 370,659 = 370,659 : x
  2. Step 2: Convert to fraction form
    168,481.50/370,659 = 370,659/x
  3. Step 3: Cross multiply
    168,481.50x = 370,659 × 370,659
  4. Step 4: Simplify right side
    168,481.50x = 137,388,094,281
  5. Step 5: Solve for x
    x = 137,388,094,281/168,481.50
  6. Step 6: Final answer
    x = 815,449.14

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.