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Finding the Fourth Proportional to 2,035.32, 3,052.84 and 940.56

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Solution

The fourth proportional to 2,035.32, 3,052.84 and 940.56 is: 1,410.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.32 : 3,052.84 = 940.56 : x
  2. Step 2: Convert to fraction form
    2,035.32/3,052.84 = 940.56/x
  3. Step 3: Cross multiply
    2,035.32x = 3,052.84 × 940.56
  4. Step 4: Simplify right side
    2,035.32x = 2,871,379.19
  5. Step 5: Solve for x
    x = 2,871,379.19/2,035.32
  6. Step 6: Final answer
    x = 1,410.78

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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.