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Finding the Third Proportional to 388,180.50 and 844,704.75

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Solution

The third proportional to 388,180.50 and 844,704.75 is: 1,838,129.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,180.50 : 844,704.75 = 844,704.75 : x
  2. Step 2: Convert to fraction form
    388,180.50/844,704.75 = 844,704.75/x
  3. Step 3: Cross multiply
    388,180.50x = 844,704.75 × 844,704.75
  4. Step 4: Simplify right side
    388,180.50x = 713,526,114,672.56
  5. Step 5: Solve for x
    x = 713,526,114,672.56/388,180.50
  6. Step 6: Final answer
    x = 1,838,129.72

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.