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Finding the Fourth Proportional to 1,433.01, 1,976.36 and 935.27

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Solution

The fourth proportional to 1,433.01, 1,976.36 and 935.27 is: 1,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433.01 : 1,976.36 = 935.27 : x
  2. Step 2: Convert to fraction form
    1,433.01/1,976.36 = 935.27/x
  3. Step 3: Cross multiply
    1,433.01x = 1,976.36 × 935.27
  4. Step 4: Simplify right side
    1,433.01x = 1,848,415.66
  5. Step 5: Solve for x
    x = 1,848,415.66/1,433.01
  6. Step 6: Final answer
    x = 1,289.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.