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Finding the Third Proportional to 192,515 and 296,291

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Solution

The third proportional to 192,515 and 296,291 is: 456,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,515 : 296,291 = 296,291 : x
  2. Step 2: Convert to fraction form
    192,515/296,291 = 296,291/x
  3. Step 3: Cross multiply
    192,515x = 296,291 × 296,291
  4. Step 4: Simplify right side
    192,515x = 87,788,356,681
  5. Step 5: Solve for x
    x = 87,788,356,681/192,515
  6. Step 6: Final answer
    x = 456,007.88

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.