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Finding the Third Proportional to 963.38 and 2,087.63

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Solution

The third proportional to 963.38 and 2,087.63 is: 4,523.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    963.38 : 2,087.63 = 2,087.63 : x
  2. Step 2: Convert to fraction form
    963.38/2,087.63 = 2,087.63/x
  3. Step 3: Cross multiply
    963.38x = 2,087.63 × 2,087.63
  4. Step 4: Simplify right side
    963.38x = 4,358,178.14
  5. Step 5: Solve for x
    x = 4,358,178.14/963.38
  6. Step 6: Final answer
    x = 4,523.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.