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Finding the Third Proportional to 18,192.94 and 27,775.41

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Solution

The third proportional to 18,192.94 and 27,775.41 is: 42,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.94 : 27,775.41 = 27,775.41 : x
  2. Step 2: Convert to fraction form
    18,192.94/27,775.41 = 27,775.41/x
  3. Step 3: Cross multiply
    18,192.94x = 27,775.41 × 27,775.41
  4. Step 4: Simplify right side
    18,192.94x = 771,473,192.35
  5. Step 5: Solve for x
    x = 771,473,192.35/18,192.94
  6. Step 6: Final answer
    x = 42,405.09

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.