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Finding the Third Proportional to 244,471.50 and 388,982.25

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Solution

The third proportional to 244,471.50 and 388,982.25 is: 618,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,471.50 : 388,982.25 = 388,982.25 : x
  2. Step 2: Convert to fraction form
    244,471.50/388,982.25 = 388,982.25/x
  3. Step 3: Cross multiply
    244,471.50x = 388,982.25 × 388,982.25
  4. Step 4: Simplify right side
    244,471.50x = 151,307,190,815.06
  5. Step 5: Solve for x
    x = 151,307,190,815.06/244,471.50
  6. Step 6: Final answer
    x = 618,915.46

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.