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Finding the Fourth Proportional to 519.49, 717.12 and 333.23

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Solution

The fourth proportional to 519.49, 717.12 and 333.23 is: 460.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    519.49 : 717.12 = 333.23 : x
  2. Step 2: Convert to fraction form
    519.49/717.12 = 333.23/x
  3. Step 3: Cross multiply
    519.49x = 717.12 × 333.23
  4. Step 4: Simplify right side
    519.49x = 238,962.31
  5. Step 5: Solve for x
    x = 238,962.31/519.49
  6. Step 6: Final answer
    x = 460.00

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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.