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Finding the Fourth Proportional to 3,958.24, 5,935.01 and 1,325.11

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Solution

The fourth proportional to 3,958.24, 5,935.01 and 1,325.11 is: 1,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.24 : 5,935.01 = 1,325.11 : x
  2. Step 2: Convert to fraction form
    3,958.24/5,935.01 = 1,325.11/x
  3. Step 3: Cross multiply
    3,958.24x = 5,935.01 × 1,325.11
  4. Step 4: Simplify right side
    3,958.24x = 7,864,541.10
  5. Step 5: Solve for x
    x = 7,864,541.10/3,958.24
  6. Step 6: Final answer
    x = 1,986.88

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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.