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Finding the Third Proportional to 48,698.72 and 104,679.84

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Solution

The third proportional to 48,698.72 and 104,679.84 is: 225,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,698.72 : 104,679.84 = 104,679.84 : x
  2. Step 2: Convert to fraction form
    48,698.72/104,679.84 = 104,679.84/x
  3. Step 3: Cross multiply
    48,698.72x = 104,679.84 × 104,679.84
  4. Step 4: Simplify right side
    48,698.72x = 10,957,869,687.52
  5. Step 5: Solve for x
    x = 10,957,869,687.52/48,698.72
  6. Step 6: Final answer
    x = 225,013.51

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.