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Finding the Third Proportional to 92,272 and 117,906

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Solution

The third proportional to 92,272 and 117,906 is: 150,661.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,272 : 117,906 = 117,906 : x
  2. Step 2: Convert to fraction form
    92,272/117,906 = 117,906/x
  3. Step 3: Cross multiply
    92,272x = 117,906 × 117,906
  4. Step 4: Simplify right side
    92,272x = 13,901,824,836
  5. Step 5: Solve for x
    x = 13,901,824,836/92,272
  6. Step 6: Final answer
    x = 150,661.36

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.