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Finding the Fourth Proportional to 968.41, 1,452.58 and 310.27

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Solution

The fourth proportional to 968.41, 1,452.58 and 310.27 is: 465.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    968.41 : 1,452.58 = 310.27 : x
  2. Step 2: Convert to fraction form
    968.41/1,452.58 = 310.27/x
  3. Step 3: Cross multiply
    968.41x = 1,452.58 × 310.27
  4. Step 4: Simplify right side
    968.41x = 450,693.63
  5. Step 5: Solve for x
    x = 450,693.63/968.41
  6. Step 6: Final answer
    x = 465.39

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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.