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Finding the Third Proportional to 73,942 and 160,340

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Solution

The third proportional to 73,942 and 160,340 is: 347,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,942 : 160,340 = 160,340 : x
  2. Step 2: Convert to fraction form
    73,942/160,340 = 160,340/x
  3. Step 3: Cross multiply
    73,942x = 160,340 × 160,340
  4. Step 4: Simplify right side
    73,942x = 25,708,915,600
  5. Step 5: Solve for x
    x = 25,708,915,600/73,942
  6. Step 6: Final answer
    x = 347,690.29

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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.