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Finding the Fourth Proportional to 477.24, 716.22 and 333.06

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Solution

The fourth proportional to 477.24, 716.22 and 333.06 is: 499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    477.24 : 716.22 = 333.06 : x
  2. Step 2: Convert to fraction form
    477.24/716.22 = 333.06/x
  3. Step 3: Cross multiply
    477.24x = 716.22 × 333.06
  4. Step 4: Simplify right side
    477.24x = 238,544.23
  5. Step 5: Solve for x
    x = 238,544.23/477.24
  6. Step 6: Final answer
    x = 499.84

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Why These Related Problems?

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