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Finding the Fourth Proportional to 589.16, 883.92 and 178.34

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Solution

The fourth proportional to 589.16, 883.92 and 178.34 is: 267.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.16 : 883.92 = 178.34 : x
  2. Step 2: Convert to fraction form
    589.16/883.92 = 178.34/x
  3. Step 3: Cross multiply
    589.16x = 883.92 × 178.34
  4. Step 4: Simplify right side
    589.16x = 157,633.87
  5. Step 5: Solve for x
    x = 157,633.87/589.16
  6. Step 6: Final answer
    x = 267.56

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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.