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Finding the Fourth Proportional to 883.97, 1,325.99 and 234.71

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Solution

The fourth proportional to 883.97, 1,325.99 and 234.71 is: 352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.97 : 1,325.99 = 234.71 : x
  2. Step 2: Convert to fraction form
    883.97/1,325.99 = 234.71/x
  3. Step 3: Cross multiply
    883.97x = 1,325.99 × 234.71
  4. Step 4: Simplify right side
    883.97x = 311,223.11
  5. Step 5: Solve for x
    x = 311,223.11/883.97
  6. Step 6: Final answer
    x = 352.07

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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.