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Finding the Fourth Proportional to 363.24, 501.54 and 259.56

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Solution

The fourth proportional to 363.24, 501.54 and 259.56 is: 358.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.24 : 501.54 = 259.56 : x
  2. Step 2: Convert to fraction form
    363.24/501.54 = 259.56/x
  3. Step 3: Cross multiply
    363.24x = 501.54 × 259.56
  4. Step 4: Simplify right side
    363.24x = 130,179.72
  5. Step 5: Solve for x
    x = 130,179.72/363.24
  6. Step 6: Final answer
    x = 358.38

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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.