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Finding the Fourth Proportional to 369.26, 554.11 and 125.96

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Solution

The fourth proportional to 369.26, 554.11 and 125.96 is: 189.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.26 : 554.11 = 125.96 : x
  2. Step 2: Convert to fraction form
    369.26/554.11 = 125.96/x
  3. Step 3: Cross multiply
    369.26x = 554.11 × 125.96
  4. Step 4: Simplify right side
    369.26x = 69,792.61
  5. Step 5: Solve for x
    x = 69,792.61/369.26
  6. Step 6: Final answer
    x = 189.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.