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Finding the Fourth Proportional to 834.14, 1,252.51 and 797.17

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Solution

The fourth proportional to 834.14, 1,252.51 and 797.17 is: 1,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    834.14 : 1,252.51 = 797.17 : x
  2. Step 2: Convert to fraction form
    834.14/1,252.51 = 797.17/x
  3. Step 3: Cross multiply
    834.14x = 1,252.51 × 797.17
  4. Step 4: Simplify right side
    834.14x = 998,465.11
  5. Step 5: Solve for x
    x = 998,465.11/834.14
  6. Step 6: Final answer
    x = 1,197.00

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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.