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Finding the Fourth Proportional to 1,454.52, 2,182.04 and 531.37

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Solution

The fourth proportional to 1,454.52, 2,182.04 and 531.37 is: 797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.52 : 2,182.04 = 531.37 : x
  2. Step 2: Convert to fraction form
    1,454.52/2,182.04 = 531.37/x
  3. Step 3: Cross multiply
    1,454.52x = 2,182.04 × 531.37
  4. Step 4: Simplify right side
    1,454.52x = 1,159,470.59
  5. Step 5: Solve for x
    x = 1,159,470.59/1,454.52
  6. Step 6: Final answer
    x = 797.15

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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.