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Finding the Fourth Proportional to 589.56, 884.40 and 265.08

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Solution

The fourth proportional to 589.56, 884.40 and 265.08 is: 397.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.56 : 884.40 = 265.08 : x
  2. Step 2: Convert to fraction form
    589.56/884.40 = 265.08/x
  3. Step 3: Cross multiply
    589.56x = 884.40 × 265.08
  4. Step 4: Simplify right side
    589.56x = 234,436.75
  5. Step 5: Solve for x
    x = 234,436.75/589.56
  6. Step 6: Final answer
    x = 397.65

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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.