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Finding the Third Proportional to 1,843.86 and 2,711.44

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Solution

The third proportional to 1,843.86 and 2,711.44 is: 3,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.86 : 2,711.44 = 2,711.44 : x
  2. Step 2: Convert to fraction form
    1,843.86/2,711.44 = 2,711.44/x
  3. Step 3: Cross multiply
    1,843.86x = 2,711.44 × 2,711.44
  4. Step 4: Simplify right side
    1,843.86x = 7,351,925.09
  5. Step 5: Solve for x
    x = 7,351,925.09/1,843.86
  6. Step 6: Final answer
    x = 3,987.25

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.