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Finding the Fourth Proportional to 546.73, 819 and 351.16

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Solution

The fourth proportional to 546.73, 819 and 351.16 is: 526.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.73 : 819 = 351.16 : x
  2. Step 2: Convert to fraction form
    546.73/819 = 351.16/x
  3. Step 3: Cross multiply
    546.73x = 819 × 351.16
  4. Step 4: Simplify right side
    546.73x = 287,597.99
  5. Step 5: Solve for x
    x = 287,597.99/546.73
  6. Step 6: Final answer
    x = 526.04

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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.