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Finding the Fourth Proportional to 1,474.16, 2,033.93 and 950.49

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Solution

The fourth proportional to 1,474.16, 2,033.93 and 950.49 is: 1,311.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.16 : 2,033.93 = 950.49 : x
  2. Step 2: Convert to fraction form
    1,474.16/2,033.93 = 950.49/x
  3. Step 3: Cross multiply
    1,474.16x = 2,033.93 × 950.49
  4. Step 4: Simplify right side
    1,474.16x = 1,933,225.37
  5. Step 5: Solve for x
    x = 1,933,225.37/1,474.16
  6. Step 6: Final answer
    x = 1,311.41

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Why These Related Problems?

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