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Finding the Fourth Proportional to 2,095.73, 3,144.11 and 1,480.64

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Solution

The fourth proportional to 2,095.73, 3,144.11 and 1,480.64 is: 2,221.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.73 : 3,144.11 = 1,480.64 : x
  2. Step 2: Convert to fraction form
    2,095.73/3,144.11 = 1,480.64/x
  3. Step 3: Cross multiply
    2,095.73x = 3,144.11 × 1,480.64
  4. Step 4: Simplify right side
    2,095.73x = 4,655,295.03
  5. Step 5: Solve for x
    x = 4,655,295.03/2,095.73
  6. Step 6: Final answer
    x = 2,221.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.