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Finding the Fourth Proportional to 524.17, 786.17 and 195.26

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Solution

The fourth proportional to 524.17, 786.17 and 195.26 is: 292.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.17 : 786.17 = 195.26 : x
  2. Step 2: Convert to fraction form
    524.17/786.17 = 195.26/x
  3. Step 3: Cross multiply
    524.17x = 786.17 × 195.26
  4. Step 4: Simplify right side
    524.17x = 153,508.54
  5. Step 5: Solve for x
    x = 153,508.54/524.17
  6. Step 6: Final answer
    x = 292.86

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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.