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Finding the Fourth Proportional to 364.88, 547.45 and 224.32

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Solution

The fourth proportional to 364.88, 547.45 and 224.32 is: 336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.88 : 547.45 = 224.32 : x
  2. Step 2: Convert to fraction form
    364.88/547.45 = 224.32/x
  3. Step 3: Cross multiply
    364.88x = 547.45 × 224.32
  4. Step 4: Simplify right side
    364.88x = 122,804.11
  5. Step 5: Solve for x
    x = 122,804.11/364.88
  6. Step 6: Final answer
    x = 336.56

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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.