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Finding the Third Proportional to 13,550.25 and 21,284.25

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Solution

The third proportional to 13,550.25 and 21,284.25 is: 33,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550.25 : 21,284.25 = 21,284.25 : x
  2. Step 2: Convert to fraction form
    13,550.25/21,284.25 = 21,284.25/x
  3. Step 3: Cross multiply
    13,550.25x = 21,284.25 × 21,284.25
  4. Step 4: Simplify right side
    13,550.25x = 453,019,298.06
  5. Step 5: Solve for x
    x = 453,019,298.06/13,550.25
  6. Step 6: Final answer
    x = 33,432.54

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.