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Finding the Fourth Proportional to 433.66, 598.43 and 247.16

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Solution

The fourth proportional to 433.66, 598.43 and 247.16 is: 341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.66 : 598.43 = 247.16 : x
  2. Step 2: Convert to fraction form
    433.66/598.43 = 247.16/x
  3. Step 3: Cross multiply
    433.66x = 598.43 × 247.16
  4. Step 4: Simplify right side
    433.66x = 147,904.97
  5. Step 5: Solve for x
    x = 147,904.97/433.66
  6. Step 6: Final answer
    x = 341.06

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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.