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Finding the Third Proportional to 119,571 and 179,640

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Solution

The third proportional to 119,571 and 179,640 is: 269,885.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,571 : 179,640 = 179,640 : x
  2. Step 2: Convert to fraction form
    119,571/179,640 = 179,640/x
  3. Step 3: Cross multiply
    119,571x = 179,640 × 179,640
  4. Step 4: Simplify right side
    119,571x = 32,270,529,600
  5. Step 5: Solve for x
    x = 32,270,529,600/119,571
  6. Step 6: Final answer
    x = 269,885.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.