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Finding the Third Proportional to 18,501.75 and 26,178.75

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Solution

The third proportional to 18,501.75 and 26,178.75 is: 37,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.75 : 26,178.75 = 26,178.75 : x
  2. Step 2: Convert to fraction form
    18,501.75/26,178.75 = 26,178.75/x
  3. Step 3: Cross multiply
    18,501.75x = 26,178.75 × 26,178.75
  4. Step 4: Simplify right side
    18,501.75x = 685,326,951.56
  5. Step 5: Solve for x
    x = 685,326,951.56/18,501.75
  6. Step 6: Final answer
    x = 37,041.20

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.