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Finding the Fourth Proportional to 541.52, 811.58 and 233.00

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Solution

The fourth proportional to 541.52, 811.58 and 233.00 is: 349.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.52 : 811.58 = 233.00 : x
  2. Step 2: Convert to fraction form
    541.52/811.58 = 233.00/x
  3. Step 3: Cross multiply
    541.52x = 811.58 × 233.00
  4. Step 4: Simplify right side
    541.52x = 189,092.92
  5. Step 5: Solve for x
    x = 189,092.92/541.52
  6. Step 6: Final answer
    x = 349.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.