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Finding the Fourth Proportional to 433.67, 598.46 and 247.23

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Solution

The fourth proportional to 433.67, 598.46 and 247.23 is: 341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.67 : 598.46 = 247.23 : x
  2. Step 2: Convert to fraction form
    433.67/598.46 = 247.23/x
  3. Step 3: Cross multiply
    433.67x = 598.46 × 247.23
  4. Step 4: Simplify right side
    433.67x = 147,956.03
  5. Step 5: Solve for x
    x = 147,956.03/433.67
  6. Step 6: Final answer
    x = 341.18

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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.