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Finding the Third Proportional to 219,550 and 456,326

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Solution

The third proportional to 219,550 and 456,326 is: 948,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,550 : 456,326 = 456,326 : x
  2. Step 2: Convert to fraction form
    219,550/456,326 = 456,326/x
  3. Step 3: Cross multiply
    219,550x = 456,326 × 456,326
  4. Step 4: Simplify right side
    219,550x = 208,233,418,276
  5. Step 5: Solve for x
    x = 208,233,418,276/219,550
  6. Step 6: Final answer
    x = 948,455.56

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.