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Finding the Third Proportional to 18,036 and 26,952

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Solution

The third proportional to 18,036 and 26,952 is: 40,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036 : 26,952 = 26,952 : x
  2. Step 2: Convert to fraction form
    18,036/26,952 = 26,952/x
  3. Step 3: Cross multiply
    18,036x = 26,952 × 26,952
  4. Step 4: Simplify right side
    18,036x = 726,410,304
  5. Step 5: Solve for x
    x = 726,410,304/18,036
  6. Step 6: Final answer
    x = 40,275.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.