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Finding the Fourth Proportional to 956.33, 1,433.14 and 400.44

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Solution

The fourth proportional to 956.33, 1,433.14 and 400.44 is: 600.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    956.33 : 1,433.14 = 400.44 : x
  2. Step 2: Convert to fraction form
    956.33/1,433.14 = 400.44/x
  3. Step 3: Cross multiply
    956.33x = 1,433.14 × 400.44
  4. Step 4: Simplify right side
    956.33x = 573,886.27
  5. Step 5: Solve for x
    x = 573,886.27/956.33
  6. Step 6: Final answer
    x = 600.09

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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.