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Finding the Fourth Proportional to 2,033.85, 3,050.85 and 801.51

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Solution

The fourth proportional to 2,033.85, 3,050.85 and 801.51 is: 1,202.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.85 : 3,050.85 = 801.51 : x
  2. Step 2: Convert to fraction form
    2,033.85/3,050.85 = 801.51/x
  3. Step 3: Cross multiply
    2,033.85x = 3,050.85 × 801.51
  4. Step 4: Simplify right side
    2,033.85x = 2,445,286.78
  5. Step 5: Solve for x
    x = 2,445,286.78/2,033.85
  6. Step 6: Final answer
    x = 1,202.29

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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.