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Finding the Fourth Proportional to 951, 1,424.26 and 797.91

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Solution

The fourth proportional to 951, 1,424.26 and 797.91 is: 1,194.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    951 : 1,424.26 = 797.91 : x
  2. Step 2: Convert to fraction form
    951/1,424.26 = 797.91/x
  3. Step 3: Cross multiply
    951x = 1,424.26 × 797.91
  4. Step 4: Simplify right side
    951x = 1,136,431.30
  5. Step 5: Solve for x
    x = 1,136,431.30/951
  6. Step 6: Final answer
    x = 1,194.99

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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.