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Finding the Fourth Proportional to 983.27, 1,474.91 and 334.01

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Solution

The fourth proportional to 983.27, 1,474.91 and 334.01 is: 501.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    983.27 : 1,474.91 = 334.01 : x
  2. Step 2: Convert to fraction form
    983.27/1,474.91 = 334.01/x
  3. Step 3: Cross multiply
    983.27x = 1,474.91 × 334.01
  4. Step 4: Simplify right side
    983.27x = 492,634.69
  5. Step 5: Solve for x
    x = 492,634.69/983.27
  6. Step 6: Final answer
    x = 501.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.