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Finding the Third Proportional to 18,033 and 39,345

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Solution

The third proportional to 18,033 and 39,345 is: 85,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,033 : 39,345 = 39,345 : x
  2. Step 2: Convert to fraction form
    18,033/39,345 = 39,345/x
  3. Step 3: Cross multiply
    18,033x = 39,345 × 39,345
  4. Step 4: Simplify right side
    18,033x = 1,548,029,025
  5. Step 5: Solve for x
    x = 1,548,029,025/18,033
  6. Step 6: Final answer
    x = 85,844.23

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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.