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Finding the Third Proportional to 92,918 and 198,952

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Solution

The third proportional to 92,918 and 198,952 is: 425,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,918 : 198,952 = 198,952 : x
  2. Step 2: Convert to fraction form
    92,918/198,952 = 198,952/x
  3. Step 3: Cross multiply
    92,918x = 198,952 × 198,952
  4. Step 4: Simplify right side
    92,918x = 39,581,898,304
  5. Step 5: Solve for x
    x = 39,581,898,304/92,918
  6. Step 6: Final answer
    x = 425,987.41

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.