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Finding the Fourth Proportional to 589.52, 884.35 and 156.68

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Solution

The fourth proportional to 589.52, 884.35 and 156.68 is: 235.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.52 : 884.35 = 156.68 : x
  2. Step 2: Convert to fraction form
    589.52/884.35 = 156.68/x
  3. Step 3: Cross multiply
    589.52x = 884.35 × 156.68
  4. Step 4: Simplify right side
    589.52x = 138,559.96
  5. Step 5: Solve for x
    x = 138,559.96/589.52
  6. Step 6: Final answer
    x = 235.04

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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.