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Finding the Fourth Proportional to 446.72, 614.52 and 372.60

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Solution

The fourth proportional to 446.72, 614.52 and 372.60 is: 512.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.72 : 614.52 = 372.60 : x
  2. Step 2: Convert to fraction form
    446.72/614.52 = 372.60/x
  3. Step 3: Cross multiply
    446.72x = 614.52 × 372.60
  4. Step 4: Simplify right side
    446.72x = 228,970.15
  5. Step 5: Solve for x
    x = 228,970.15/446.72
  6. Step 6: Final answer
    x = 512.56

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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.