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Finding the Third Proportional to 392,056.88 and 576,601.88

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Solution

The third proportional to 392,056.88 and 576,601.88 is: 848,014.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,056.88 : 576,601.88 = 576,601.88 : x
  2. Step 2: Convert to fraction form
    392,056.88/576,601.88 = 576,601.88/x
  3. Step 3: Cross multiply
    392,056.88x = 576,601.88 × 576,601.88
  4. Step 4: Simplify right side
    392,056.88x = 332,469,722,253.52
  5. Step 5: Solve for x
    x = 332,469,722,253.52/392,056.88
  6. Step 6: Final answer
    x = 848,014.01

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.