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Finding the Fourth Proportional to 3,433.39, 5,150.39 and 968.23

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Solution

The fourth proportional to 3,433.39, 5,150.39 and 968.23 is: 1,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.39 : 5,150.39 = 968.23 : x
  2. Step 2: Convert to fraction form
    3,433.39/5,150.39 = 968.23/x
  3. Step 3: Cross multiply
    3,433.39x = 5,150.39 × 968.23
  4. Step 4: Simplify right side
    3,433.39x = 4,986,762.11
  5. Step 5: Solve for x
    x = 4,986,762.11/3,433.39
  6. Step 6: Final answer
    x = 1,452.43

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1.5x scale

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.