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Finding the Third Proportional to 4,854.68 and 7,286.82

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Solution

The third proportional to 4,854.68 and 7,286.82 is: 10,937.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,854.68 : 7,286.82 = 7,286.82 : x
  2. Step 2: Convert to fraction form
    4,854.68/7,286.82 = 7,286.82/x
  3. Step 3: Cross multiply
    4,854.68x = 7,286.82 × 7,286.82
  4. Step 4: Simplify right side
    4,854.68x = 53,097,725.81
  5. Step 5: Solve for x
    x = 53,097,725.81/4,854.68
  6. Step 6: Final answer
    x = 10,937.44

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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.