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Finding the Third Proportional to 226,168 and 491,680

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Solution

The third proportional to 226,168 and 491,680 is: 1,068,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,168 : 491,680 = 491,680 : x
  2. Step 2: Convert to fraction form
    226,168/491,680 = 491,680/x
  3. Step 3: Cross multiply
    226,168x = 491,680 × 491,680
  4. Step 4: Simplify right side
    226,168x = 241,749,222,400
  5. Step 5: Solve for x
    x = 241,749,222,400/226,168
  6. Step 6: Final answer
    x = 1,068,892.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.