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Finding the Fourth Proportional to 589.85, 884.70 and 157.04

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Solution

The fourth proportional to 589.85, 884.70 and 157.04 is: 235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.85 : 884.70 = 157.04 : x
  2. Step 2: Convert to fraction form
    589.85/884.70 = 157.04/x
  3. Step 3: Cross multiply
    589.85x = 884.70 × 157.04
  4. Step 4: Simplify right side
    589.85x = 138,930.17
  5. Step 5: Solve for x
    x = 138,930.17/589.85
  6. Step 6: Final answer
    x = 235.54

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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.