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Finding the Fourth Proportional to 594.72, 892.62 and 389.52

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Solution

The fourth proportional to 594.72, 892.62 and 389.52 is: 584.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.72 : 892.62 = 389.52 : x
  2. Step 2: Convert to fraction form
    594.72/892.62 = 389.52/x
  3. Step 3: Cross multiply
    594.72x = 892.62 × 389.52
  4. Step 4: Simplify right side
    594.72x = 347,693.34
  5. Step 5: Solve for x
    x = 347,693.34/594.72
  6. Step 6: Final answer
    x = 584.63

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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.