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Finding the Third Proportional to 226.13 and 314.25

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Solution

The third proportional to 226.13 and 314.25 is: 436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.13 : 314.25 = 314.25 : x
  2. Step 2: Convert to fraction form
    226.13/314.25 = 314.25/x
  3. Step 3: Cross multiply
    226.13x = 314.25 × 314.25
  4. Step 4: Simplify right side
    226.13x = 98,753.06
  5. Step 5: Solve for x
    x = 98,753.06/226.13
  6. Step 6: Final answer
    x = 436.72

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.