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Finding the Fourth Proportional to 363.51, 501.98 and 232.75

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Solution

The fourth proportional to 363.51, 501.98 and 232.75 is: 321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.51 : 501.98 = 232.75 : x
  2. Step 2: Convert to fraction form
    363.51/501.98 = 232.75/x
  3. Step 3: Cross multiply
    363.51x = 501.98 × 232.75
  4. Step 4: Simplify right side
    363.51x = 116,832.17
  5. Step 5: Solve for x
    x = 116,832.17/363.51
  6. Step 6: Final answer
    x = 321.40

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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.