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Finding the Fourth Proportional to 546.54, 818.89 and 237.93

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Solution

The fourth proportional to 546.54, 818.89 and 237.93 is: 356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.54 : 818.89 = 237.93 : x
  2. Step 2: Convert to fraction form
    546.54/818.89 = 237.93/x
  3. Step 3: Cross multiply
    546.54x = 818.89 × 237.93
  4. Step 4: Simplify right side
    546.54x = 194,838.50
  5. Step 5: Solve for x
    x = 194,838.50/546.54
  6. Step 6: Final answer
    x = 356.49

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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.