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Finding the Fourth Proportional to 569.54, 786.16 and 333.56

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Solution

The fourth proportional to 569.54, 786.16 and 333.56 is: 460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.54 : 786.16 = 333.56 : x
  2. Step 2: Convert to fraction form
    569.54/786.16 = 333.56/x
  3. Step 3: Cross multiply
    569.54x = 786.16 × 333.56
  4. Step 4: Simplify right side
    569.54x = 262,231.19
  5. Step 5: Solve for x
    x = 262,231.19/569.54
  6. Step 6: Final answer
    x = 460.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.