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Finding the Fourth Proportional to 589.17, 883.90 and 178.31

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Solution

The fourth proportional to 589.17, 883.90 and 178.31 is: 267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.17 : 883.90 = 178.31 : x
  2. Step 2: Convert to fraction form
    589.17/883.90 = 178.31/x
  3. Step 3: Cross multiply
    589.17x = 883.90 × 178.31
  4. Step 4: Simplify right side
    589.17x = 157,608.21
  5. Step 5: Solve for x
    x = 157,608.21/589.17
  6. Step 6: Final answer
    x = 267.51

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1.5x scale

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.