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Finding the Fourth Proportional to 222.03, 306.29 and 148.37

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Solution

The fourth proportional to 222.03, 306.29 and 148.37 is: 204.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.03 : 306.29 = 148.37 : x
  2. Step 2: Convert to fraction form
    222.03/306.29 = 148.37/x
  3. Step 3: Cross multiply
    222.03x = 306.29 × 148.37
  4. Step 4: Simplify right side
    222.03x = 45,443.09
  5. Step 5: Solve for x
    x = 45,443.09/222.03
  6. Step 6: Final answer
    x = 204.67

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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.