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Finding the Third Proportional to 388,179.56 and 844,702.88

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Solution

The third proportional to 388,179.56 and 844,702.88 is: 1,838,126.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,179.56 : 844,702.88 = 844,702.88 : x
  2. Step 2: Convert to fraction form
    388,179.56/844,702.88 = 844,702.88/x
  3. Step 3: Cross multiply
    388,179.56x = 844,702.88 × 844,702.88
  4. Step 4: Simplify right side
    388,179.56x = 713,522,947,033.27
  5. Step 5: Solve for x
    x = 713,522,947,033.27/388,179.56
  6. Step 6: Final answer
    x = 1,838,126.00

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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.