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Finding the Fourth Proportional to 3,959.82, 5,944.32 and 2,317.56

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Solution

The fourth proportional to 3,959.82, 5,944.32 and 2,317.56 is: 3,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.82 : 5,944.32 = 2,317.56 : x
  2. Step 2: Convert to fraction form
    3,959.82/5,944.32 = 2,317.56/x
  3. Step 3: Cross multiply
    3,959.82x = 5,944.32 × 2,317.56
  4. Step 4: Simplify right side
    3,959.82x = 13,776,318.26
  5. Step 5: Solve for x
    x = 13,776,318.26/3,959.82
  6. Step 6: Final answer
    x = 3,479.03

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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.