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Finding the Fourth Proportional to 3,958.93, 5,935.46 and 2,398.64

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Solution

The fourth proportional to 3,958.93, 5,935.46 and 2,398.64 is: 3,596.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.93 : 5,935.46 = 2,398.64 : x
  2. Step 2: Convert to fraction form
    3,958.93/5,935.46 = 2,398.64/x
  3. Step 3: Cross multiply
    3,958.93x = 5,935.46 × 2,398.64
  4. Step 4: Simplify right side
    3,958.93x = 14,237,003.60
  5. Step 5: Solve for x
    x = 14,237,003.60/3,958.93
  6. Step 6: Final answer
    x = 3,596.17

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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.