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Finding the Fourth Proportional to 1,452.94, 2,179.41 and 587.25

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Solution

The fourth proportional to 1,452.94, 2,179.41 and 587.25 is: 880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.94 : 2,179.41 = 587.25 : x
  2. Step 2: Convert to fraction form
    1,452.94/2,179.41 = 587.25/x
  3. Step 3: Cross multiply
    1,452.94x = 2,179.41 × 587.25
  4. Step 4: Simplify right side
    1,452.94x = 1,279,856.32
  5. Step 5: Solve for x
    x = 1,279,856.32/1,452.94
  6. Step 6: Final answer
    x = 880.88

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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.