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Finding the Fourth Proportional to 333.33, 460.07 and 222.81

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Solution

The fourth proportional to 333.33, 460.07 and 222.81 is: 307.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.33 : 460.07 = 222.81 : x
  2. Step 2: Convert to fraction form
    333.33/460.07 = 222.81/x
  3. Step 3: Cross multiply
    333.33x = 460.07 × 222.81
  4. Step 4: Simplify right side
    333.33x = 102,508.20
  5. Step 5: Solve for x
    x = 102,508.20/333.33
  6. Step 6: Final answer
    x = 307.53

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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.