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Finding the Fourth Proportional to 233.31, 322.47 and 174.99

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Solution

The fourth proportional to 233.31, 322.47 and 174.99 is: 241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.31 : 322.47 = 174.99 : x
  2. Step 2: Convert to fraction form
    233.31/322.47 = 174.99/x
  3. Step 3: Cross multiply
    233.31x = 322.47 × 174.99
  4. Step 4: Simplify right side
    233.31x = 56,429.03
  5. Step 5: Solve for x
    x = 56,429.03/233.31
  6. Step 6: Final answer
    x = 241.86

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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.