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Finding the Third Proportional to 1,860.19 and 2,481.47

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Solution

The third proportional to 1,860.19 and 2,481.47 is: 3,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.19 : 2,481.47 = 2,481.47 : x
  2. Step 2: Convert to fraction form
    1,860.19/2,481.47 = 2,481.47/x
  3. Step 3: Cross multiply
    1,860.19x = 2,481.47 × 2,481.47
  4. Step 4: Simplify right side
    1,860.19x = 6,157,687.16
  5. Step 5: Solve for x
    x = 6,157,687.16/1,860.19
  6. Step 6: Final answer
    x = 3,310.25

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.