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Finding the Fourth Proportional to 529.05, 793.71 and 364.11

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Solution

The fourth proportional to 529.05, 793.71 and 364.11 is: 546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.05 : 793.71 = 364.11 : x
  2. Step 2: Convert to fraction form
    529.05/793.71 = 364.11/x
  3. Step 3: Cross multiply
    529.05x = 793.71 × 364.11
  4. Step 4: Simplify right side
    529.05x = 288,997.75
  5. Step 5: Solve for x
    x = 288,997.75/529.05
  6. Step 6: Final answer
    x = 546.26

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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.