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Finding the Fourth Proportional to 364.95, 547.23 and 228.06

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Solution

The fourth proportional to 364.95, 547.23 and 228.06 is: 341.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.95 : 547.23 = 228.06 : x
  2. Step 2: Convert to fraction form
    364.95/547.23 = 228.06/x
  3. Step 3: Cross multiply
    364.95x = 547.23 × 228.06
  4. Step 4: Simplify right side
    364.95x = 124,801.27
  5. Step 5: Solve for x
    x = 124,801.27/364.95
  6. Step 6: Final answer
    x = 341.97

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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.