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Finding the Fourth Proportional to 1,936.28, 2,904.96 and 1,450.28

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Solution

The fourth proportional to 1,936.28, 2,904.96 and 1,450.28 is: 2,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.28 : 2,904.96 = 1,450.28 : x
  2. Step 2: Convert to fraction form
    1,936.28/2,904.96 = 1,450.28/x
  3. Step 3: Cross multiply
    1,936.28x = 2,904.96 × 1,450.28
  4. Step 4: Simplify right side
    1,936.28x = 4,213,005.39
  5. Step 5: Solve for x
    x = 4,213,005.39/1,936.28
  6. Step 6: Final answer
    x = 2,175.82

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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.