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Finding the Third Proportional to 35,379 and 53,523

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Solution

The third proportional to 35,379 and 53,523 is: 80,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,379 : 53,523 = 53,523 : x
  2. Step 2: Convert to fraction form
    35,379/53,523 = 53,523/x
  3. Step 3: Cross multiply
    35,379x = 53,523 × 53,523
  4. Step 4: Simplify right side
    35,379x = 2,864,711,529
  5. Step 5: Solve for x
    x = 2,864,711,529/35,379
  6. Step 6: Final answer
    x = 80,972.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.