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Finding the Third Proportional to 18,258 and 26,955

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Solution

The third proportional to 18,258 and 26,955 is: 39,794.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258 : 26,955 = 26,955 : x
  2. Step 2: Convert to fraction form
    18,258/26,955 = 26,955/x
  3. Step 3: Cross multiply
    18,258x = 26,955 × 26,955
  4. Step 4: Simplify right side
    18,258x = 726,572,025
  5. Step 5: Solve for x
    x = 726,572,025/18,258
  6. Step 6: Final answer
    x = 39,794.72

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.