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Finding the Third Proportional to 251,170 and 362,439

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Solution

The third proportional to 251,170 and 362,439 is: 523,000.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,170 : 362,439 = 362,439 : x
  2. Step 2: Convert to fraction form
    251,170/362,439 = 362,439/x
  3. Step 3: Cross multiply
    251,170x = 362,439 × 362,439
  4. Step 4: Simplify right side
    251,170x = 131,362,028,721
  5. Step 5: Solve for x
    x = 131,362,028,721/251,170
  6. Step 6: Final answer
    x = 523,000.47

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.