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Finding the Fourth Proportional to 1,796.46, 2,693.07 and 1,248.90

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Solution

The fourth proportional to 1,796.46, 2,693.07 and 1,248.90 is: 1,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.46 : 2,693.07 = 1,248.90 : x
  2. Step 2: Convert to fraction form
    1,796.46/2,693.07 = 1,248.90/x
  3. Step 3: Cross multiply
    1,796.46x = 2,693.07 × 1,248.90
  4. Step 4: Simplify right side
    1,796.46x = 3,363,375.12
  5. Step 5: Solve for x
    x = 3,363,375.12/1,796.46
  6. Step 6: Final answer
    x = 1,872.22

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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.