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Finding the Fourth Proportional to 576.52, 794.01 and 531.16

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Solution

The fourth proportional to 576.52, 794.01 and 531.16 is: 731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.52 : 794.01 = 531.16 : x
  2. Step 2: Convert to fraction form
    576.52/794.01 = 531.16/x
  3. Step 3: Cross multiply
    576.52x = 794.01 × 531.16
  4. Step 4: Simplify right side
    576.52x = 421,746.35
  5. Step 5: Solve for x
    x = 421,746.35/576.52
  6. Step 6: Final answer
    x = 731.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.