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Finding the Third Proportional to 179,474 and 377,539

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Solution

The third proportional to 179,474 and 377,539 is: 794,185.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,474 : 377,539 = 377,539 : x
  2. Step 2: Convert to fraction form
    179,474/377,539 = 377,539/x
  3. Step 3: Cross multiply
    179,474x = 377,539 × 377,539
  4. Step 4: Simplify right side
    179,474x = 142,535,696,521
  5. Step 5: Solve for x
    x = 142,535,696,521/179,474
  6. Step 6: Final answer
    x = 794,185.77

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.