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Finding the Fourth Proportional to 433.09, 597.67 and 267.40

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Solution

The fourth proportional to 433.09, 597.67 and 267.40 is: 369.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.09 : 597.67 = 267.40 : x
  2. Step 2: Convert to fraction form
    433.09/597.67 = 267.40/x
  3. Step 3: Cross multiply
    433.09x = 597.67 × 267.40
  4. Step 4: Simplify right side
    433.09x = 159,816.96
  5. Step 5: Solve for x
    x = 159,816.96/433.09
  6. Step 6: Final answer
    x = 369.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.