Home / 1,176.26-1,764.59-354.44

Finding the Fourth Proportional to 1,176.26, 1,764.59 and 354.44

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Solution

The fourth proportional to 1,176.26, 1,764.59 and 354.44 is: 531.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176.26 : 1,764.59 = 354.44 : x
  2. Step 2: Convert to fraction form
    1,176.26/1,764.59 = 354.44/x
  3. Step 3: Cross multiply
    1,176.26x = 1,764.59 × 354.44
  4. Step 4: Simplify right side
    1,176.26x = 625,443.92
  5. Step 5: Solve for x
    x = 625,443.92/1,176.26
  6. Step 6: Final answer
    x = 531.72

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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.