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Finding the Third Proportional to 72,893 and 157,876

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Solution

The third proportional to 72,893 and 157,876 is: 341,937.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,893 : 157,876 = 157,876 : x
  2. Step 2: Convert to fraction form
    72,893/157,876 = 157,876/x
  3. Step 3: Cross multiply
    72,893x = 157,876 × 157,876
  4. Step 4: Simplify right side
    72,893x = 24,924,831,376
  5. Step 5: Solve for x
    x = 24,924,831,376/72,893
  6. Step 6: Final answer
    x = 341,937.24

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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.