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Finding the Fourth Proportional to 364.34, 547.43 and 234.41

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Solution

The fourth proportional to 364.34, 547.43 and 234.41 is: 352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.34 : 547.43 = 234.41 : x
  2. Step 2: Convert to fraction form
    364.34/547.43 = 234.41/x
  3. Step 3: Cross multiply
    364.34x = 547.43 × 234.41
  4. Step 4: Simplify right side
    364.34x = 128,319.16
  5. Step 5: Solve for x
    x = 128,319.16/364.34
  6. Step 6: Final answer
    x = 352.19

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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.