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Finding the Third Proportional to 4,000.25 and 8,769.36

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Solution

The third proportional to 4,000.25 and 8,769.36 is: 19,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.25 : 8,769.36 = 8,769.36 : x
  2. Step 2: Convert to fraction form
    4,000.25/8,769.36 = 8,769.36/x
  3. Step 3: Cross multiply
    4,000.25x = 8,769.36 × 8,769.36
  4. Step 4: Simplify right side
    4,000.25x = 76,901,629.59
  5. Step 5: Solve for x
    x = 76,901,629.59/4,000.25
  6. Step 6: Final answer
    x = 19,224.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.