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Finding the Fourth Proportional to 531.26, 796.62 and 358.19

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Solution

The fourth proportional to 531.26, 796.62 and 358.19 is: 537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.26 : 796.62 = 358.19 : x
  2. Step 2: Convert to fraction form
    531.26/796.62 = 358.19/x
  3. Step 3: Cross multiply
    531.26x = 796.62 × 358.19
  4. Step 4: Simplify right side
    531.26x = 285,341.32
  5. Step 5: Solve for x
    x = 285,341.32/531.26
  6. Step 6: Final answer
    x = 537.10

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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.