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Finding the Third Proportional to 276,790.50 and 451,966.50

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Solution

The third proportional to 276,790.50 and 451,966.50 is: 738,008.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,790.50 : 451,966.50 = 451,966.50 : x
  2. Step 2: Convert to fraction form
    276,790.50/451,966.50 = 451,966.50/x
  3. Step 3: Cross multiply
    276,790.50x = 451,966.50 × 451,966.50
  4. Step 4: Simplify right side
    276,790.50x = 204,273,717,122.25
  5. Step 5: Solve for x
    x = 204,273,717,122.25/276,790.50
  6. Step 6: Final answer
    x = 738,008.41

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.