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Finding the Third Proportional to 1,437.75 and 2,272.43

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Solution

The third proportional to 1,437.75 and 2,272.43 is: 3,591.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.75 : 2,272.43 = 2,272.43 : x
  2. Step 2: Convert to fraction form
    1,437.75/2,272.43 = 2,272.43/x
  3. Step 3: Cross multiply
    1,437.75x = 2,272.43 × 2,272.43
  4. Step 4: Simplify right side
    1,437.75x = 5,163,936.68
  5. Step 5: Solve for x
    x = 5,163,936.68/1,437.75
  6. Step 6: Final answer
    x = 3,591.68

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.