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Finding the Third Proportional to 4,194.56 and 8,730.56

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Solution

The third proportional to 4,194.56 and 8,730.56 is: 18,171.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.56 : 8,730.56 = 8,730.56 : x
  2. Step 2: Convert to fraction form
    4,194.56/8,730.56 = 8,730.56/x
  3. Step 3: Cross multiply
    4,194.56x = 8,730.56 × 8,730.56
  4. Step 4: Simplify right side
    4,194.56x = 76,222,721.57
  5. Step 5: Solve for x
    x = 76,222,721.57/4,194.56
  6. Step 6: Final answer
    x = 18,171.79

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.