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Finding the Third Proportional to 5,284.69 and 8,125.73

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Solution

The third proportional to 5,284.69 and 8,125.73 is: 12,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.69 : 8,125.73 = 8,125.73 : x
  2. Step 2: Convert to fraction form
    5,284.69/8,125.73 = 8,125.73/x
  3. Step 3: Cross multiply
    5,284.69x = 8,125.73 × 8,125.73
  4. Step 4: Simplify right side
    5,284.69x = 66,027,559.13
  5. Step 5: Solve for x
    x = 66,027,559.13/5,284.69
  6. Step 6: Final answer
    x = 12,494.13

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.