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Finding the Third Proportional to 18,576 and 27,904.50

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Solution

The third proportional to 18,576 and 27,904.50 is: 41,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576 : 27,904.50 = 27,904.50 : x
  2. Step 2: Convert to fraction form
    18,576/27,904.50 = 27,904.50/x
  3. Step 3: Cross multiply
    18,576x = 27,904.50 × 27,904.50
  4. Step 4: Simplify right side
    18,576x = 778,661,120.25
  5. Step 5: Solve for x
    x = 778,661,120.25/18,576
  6. Step 6: Final answer
    x = 41,917.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.