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Finding the Third Proportional to 23,640 and 26,088

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Solution

The third proportional to 23,640 and 26,088 is: 28,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640 : 26,088 = 26,088 : x
  2. Step 2: Convert to fraction form
    23,640/26,088 = 26,088/x
  3. Step 3: Cross multiply
    23,640x = 26,088 × 26,088
  4. Step 4: Simplify right side
    23,640x = 680,583,744
  5. Step 5: Solve for x
    x = 680,583,744/23,640
  6. Step 6: Final answer
    x = 28,789.50

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.