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Finding the Fourth Proportional to 366.23, 505.56 and 233.63

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Solution

The fourth proportional to 366.23, 505.56 and 233.63 is: 322.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.23 : 505.56 = 233.63 : x
  2. Step 2: Convert to fraction form
    366.23/505.56 = 233.63/x
  3. Step 3: Cross multiply
    366.23x = 505.56 × 233.63
  4. Step 4: Simplify right side
    366.23x = 118,113.93
  5. Step 5: Solve for x
    x = 118,113.93/366.23
  6. Step 6: Final answer
    x = 322.51

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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.