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Finding the Third Proportional to 395,120 and 932,326

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Solution

The third proportional to 395,120 and 932,326 is: 2,199,918.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,120 : 932,326 = 932,326 : x
  2. Step 2: Convert to fraction form
    395,120/932,326 = 932,326/x
  3. Step 3: Cross multiply
    395,120x = 932,326 × 932,326
  4. Step 4: Simplify right side
    395,120x = 869,231,770,276
  5. Step 5: Solve for x
    x = 869,231,770,276/395,120
  6. Step 6: Final answer
    x = 2,199,918.43

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.