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Finding the Third Proportional to 2,738.63 and 4,449.75

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Solution

The third proportional to 2,738.63 and 4,449.75 is: 7,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.63 : 4,449.75 = 4,449.75 : x
  2. Step 2: Convert to fraction form
    2,738.63/4,449.75 = 4,449.75/x
  3. Step 3: Cross multiply
    2,738.63x = 4,449.75 × 4,449.75
  4. Step 4: Simplify right side
    2,738.63x = 19,800,275.06
  5. Step 5: Solve for x
    x = 19,800,275.06/2,738.63
  6. Step 6: Final answer
    x = 7,230.01

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.