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Finding the Third Proportional to 87,893 and 190,365

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Solution

The third proportional to 87,893 and 190,365 is: 412,306.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,893 : 190,365 = 190,365 : x
  2. Step 2: Convert to fraction form
    87,893/190,365 = 190,365/x
  3. Step 3: Cross multiply
    87,893x = 190,365 × 190,365
  4. Step 4: Simplify right side
    87,893x = 36,238,833,225
  5. Step 5: Solve for x
    x = 36,238,833,225/87,893
  6. Step 6: Final answer
    x = 412,306.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.