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Finding the Third Proportional to 18,604 and 26,078

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Solution

The third proportional to 18,604 and 26,078 is: 36,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604 : 26,078 = 26,078 : x
  2. Step 2: Convert to fraction form
    18,604/26,078 = 26,078/x
  3. Step 3: Cross multiply
    18,604x = 26,078 × 26,078
  4. Step 4: Simplify right side
    18,604x = 680,062,084
  5. Step 5: Solve for x
    x = 680,062,084/18,604
  6. Step 6: Final answer
    x = 36,554.62

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.