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Finding the Third Proportional to 10,226.25 and 15,881.06

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Solution

The third proportional to 10,226.25 and 15,881.06 is: 24,662.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.25 : 15,881.06 = 15,881.06 : x
  2. Step 2: Convert to fraction form
    10,226.25/15,881.06 = 15,881.06/x
  3. Step 3: Cross multiply
    10,226.25x = 15,881.06 × 15,881.06
  4. Step 4: Simplify right side
    10,226.25x = 252,208,146.13
  5. Step 5: Solve for x
    x = 252,208,146.13/10,226.25
  6. Step 6: Final answer
    x = 24,662.82

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.