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Finding the Third Proportional to 226,812 and 333,656

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Solution

The third proportional to 226,812 and 333,656 is: 490,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,812 : 333,656 = 333,656 : x
  2. Step 2: Convert to fraction form
    226,812/333,656 = 333,656/x
  3. Step 3: Cross multiply
    226,812x = 333,656 × 333,656
  4. Step 4: Simplify right side
    226,812x = 111,326,326,336
  5. Step 5: Solve for x
    x = 111,326,326,336/226,812
  6. Step 6: Final answer
    x = 490,830.85

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.