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Finding the Third Proportional to 73,137 and 157,371

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Solution

The third proportional to 73,137 and 157,371 is: 338,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,137 : 157,371 = 157,371 : x
  2. Step 2: Convert to fraction form
    73,137/157,371 = 157,371/x
  3. Step 3: Cross multiply
    73,137x = 157,371 × 157,371
  4. Step 4: Simplify right side
    73,137x = 24,765,631,641
  5. Step 5: Solve for x
    x = 24,765,631,641/73,137
  6. Step 6: Final answer
    x = 338,619.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.