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Finding the Fourth Proportional to 3,592.66, 5,388.82 and 1,253.19

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Solution

The fourth proportional to 3,592.66, 5,388.82 and 1,253.19 is: 1,879.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.66 : 5,388.82 = 1,253.19 : x
  2. Step 2: Convert to fraction form
    3,592.66/5,388.82 = 1,253.19/x
  3. Step 3: Cross multiply
    3,592.66x = 5,388.82 × 1,253.19
  4. Step 4: Simplify right side
    3,592.66x = 6,753,215.34
  5. Step 5: Solve for x
    x = 6,753,215.34/3,592.66
  6. Step 6: Final answer
    x = 1,879.73

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1.5x scale

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.