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Finding the Third Proportional to 4,059.75 and 6,873

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Solution

The third proportional to 4,059.75 and 6,873 is: 11,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.75 : 6,873 = 6,873 : x
  2. Step 2: Convert to fraction form
    4,059.75/6,873 = 6,873/x
  3. Step 3: Cross multiply
    4,059.75x = 6,873 × 6,873
  4. Step 4: Simplify right side
    4,059.75x = 47,238,129
  5. Step 5: Solve for x
    x = 47,238,129/4,059.75
  6. Step 6: Final answer
    x = 11,635.72

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Why These Related Problems?

These problems maintain the same ratio (1.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.