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Finding the Third Proportional to 4,009.75 and 9,659.88

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Solution

The third proportional to 4,009.75 and 9,659.88 is: 23,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009.75 : 9,659.88 = 9,659.88 : x
  2. Step 2: Convert to fraction form
    4,009.75/9,659.88 = 9,659.88/x
  3. Step 3: Cross multiply
    4,009.75x = 9,659.88 × 9,659.88
  4. Step 4: Simplify right side
    4,009.75x = 93,313,185.02
  5. Step 5: Solve for x
    x = 93,313,185.02/4,009.75
  6. Step 6: Final answer
    x = 23,271.57

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.