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Finding the Fourth Proportional to 436.14, 601.20 and 325.44

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Solution

The fourth proportional to 436.14, 601.20 and 325.44 is: 448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.14 : 601.20 = 325.44 : x
  2. Step 2: Convert to fraction form
    436.14/601.20 = 325.44/x
  3. Step 3: Cross multiply
    436.14x = 601.20 × 325.44
  4. Step 4: Simplify right side
    436.14x = 195,654.53
  5. Step 5: Solve for x
    x = 195,654.53/436.14
  6. Step 6: Final answer
    x = 448.60

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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.