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Finding the Fourth Proportional to 579.24, 799.68 and 452.94

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Solution

The fourth proportional to 579.24, 799.68 and 452.94 is: 625.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    579.24 : 799.68 = 452.94 : x
  2. Step 2: Convert to fraction form
    579.24/799.68 = 452.94/x
  3. Step 3: Cross multiply
    579.24x = 799.68 × 452.94
  4. Step 4: Simplify right side
    579.24x = 362,207.06
  5. Step 5: Solve for x
    x = 362,207.06/579.24
  6. Step 6: Final answer
    x = 625.31

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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.