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Finding the Third Proportional to 8,867.25 and 13,484.25

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Solution

The third proportional to 8,867.25 and 13,484.25 is: 20,505.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.25 : 13,484.25 = 13,484.25 : x
  2. Step 2: Convert to fraction form
    8,867.25/13,484.25 = 13,484.25/x
  3. Step 3: Cross multiply
    8,867.25x = 13,484.25 × 13,484.25
  4. Step 4: Simplify right side
    8,867.25x = 181,824,998.06
  5. Step 5: Solve for x
    x = 181,824,998.06/8,867.25
  6. Step 6: Final answer
    x = 20,505.23

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.