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Finding the Third Proportional to 4,550.25 and 6,818.63

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Solution

The third proportional to 4,550.25 and 6,818.63 is: 10,217.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.25 : 6,818.63 = 6,818.63 : x
  2. Step 2: Convert to fraction form
    4,550.25/6,818.63 = 6,818.63/x
  3. Step 3: Cross multiply
    4,550.25x = 6,818.63 × 6,818.63
  4. Step 4: Simplify right side
    4,550.25x = 46,493,646.89
  5. Step 5: Solve for x
    x = 46,493,646.89/4,550.25
  6. Step 6: Final answer
    x = 10,217.82

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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.