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Finding the Third Proportional to 178,850 and 379,024

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Solution

The third proportional to 178,850 and 379,024 is: 803,238.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,850 : 379,024 = 379,024 : x
  2. Step 2: Convert to fraction form
    178,850/379,024 = 379,024/x
  3. Step 3: Cross multiply
    178,850x = 379,024 × 379,024
  4. Step 4: Simplify right side
    178,850x = 143,659,192,576
  5. Step 5: Solve for x
    x = 143,659,192,576/178,850
  6. Step 6: Final answer
    x = 803,238.43

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.