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Finding the Fourth Proportional to 372.24, 512.18 and 334.74

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Solution

The fourth proportional to 372.24, 512.18 and 334.74 is: 460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.24 : 512.18 = 334.74 : x
  2. Step 2: Convert to fraction form
    372.24/512.18 = 334.74/x
  3. Step 3: Cross multiply
    372.24x = 512.18 × 334.74
  4. Step 4: Simplify right side
    372.24x = 171,447.13
  5. Step 5: Solve for x
    x = 171,447.13/372.24
  6. Step 6: Final answer
    x = 460.58

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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.