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Finding the Third Proportional to 217,346 and 481,346

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Solution

The third proportional to 217,346 and 481,346 is: 1,066,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,346 : 481,346 = 481,346 : x
  2. Step 2: Convert to fraction form
    217,346/481,346 = 481,346/x
  3. Step 3: Cross multiply
    217,346x = 481,346 × 481,346
  4. Step 4: Simplify right side
    217,346x = 231,693,971,716
  5. Step 5: Solve for x
    x = 231,693,971,716/217,346
  6. Step 6: Final answer
    x = 1,066,014.43

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.