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Finding the Third Proportional to 2,183.63 and 3,281.63

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Solution

The third proportional to 2,183.63 and 3,281.63 is: 4,931.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.63 : 3,281.63 = 3,281.63 : x
  2. Step 2: Convert to fraction form
    2,183.63/3,281.63 = 3,281.63/x
  3. Step 3: Cross multiply
    2,183.63x = 3,281.63 × 3,281.63
  4. Step 4: Simplify right side
    2,183.63x = 10,769,062.64
  5. Step 5: Solve for x
    x = 10,769,062.64/2,183.63
  6. Step 6: Final answer
    x = 4,931.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.