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Finding the Third Proportional to 1,738.63 and 3,806.75

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Solution

The third proportional to 1,738.63 and 3,806.75 is: 8,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.63 : 3,806.75 = 3,806.75 : x
  2. Step 2: Convert to fraction form
    1,738.63/3,806.75 = 3,806.75/x
  3. Step 3: Cross multiply
    1,738.63x = 3,806.75 × 3,806.75
  4. Step 4: Simplify right side
    1,738.63x = 14,491,345.56
  5. Step 5: Solve for x
    x = 14,491,345.56/1,738.63
  6. Step 6: Final answer
    x = 8,334.95

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.