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Finding the Fourth Proportional to 222.04, 305.72 and 175.57

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Solution

The fourth proportional to 222.04, 305.72 and 175.57 is: 241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.04 : 305.72 = 175.57 : x
  2. Step 2: Convert to fraction form
    222.04/305.72 = 175.57/x
  3. Step 3: Cross multiply
    222.04x = 305.72 × 175.57
  4. Step 4: Simplify right side
    222.04x = 53,675.26
  5. Step 5: Solve for x
    x = 53,675.26/222.04
  6. Step 6: Final answer
    x = 241.74

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