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Finding the Third Proportional to 1,876 and 4,535.50

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Solution

The third proportional to 1,876 and 4,535.50 is: 10,965.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876 : 4,535.50 = 4,535.50 : x
  2. Step 2: Convert to fraction form
    1,876/4,535.50 = 4,535.50/x
  3. Step 3: Cross multiply
    1,876x = 4,535.50 × 4,535.50
  4. Step 4: Simplify right side
    1,876x = 20,570,760.25
  5. Step 5: Solve for x
    x = 20,570,760.25/1,876
  6. Step 6: Final answer
    x = 10,965.22

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.