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Finding the Fourth Proportional to 333.64, 460.50 and 223.16

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Solution

The fourth proportional to 333.64, 460.50 and 223.16 is: 308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.64 : 460.50 = 223.16 : x
  2. Step 2: Convert to fraction form
    333.64/460.50 = 223.16/x
  3. Step 3: Cross multiply
    333.64x = 460.50 × 223.16
  4. Step 4: Simplify right side
    333.64x = 102,765.18
  5. Step 5: Solve for x
    x = 102,765.18/333.64
  6. Step 6: Final answer
    x = 308.01

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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.