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Finding the Fourth Proportional to 589.18, 883.08 and 223.75

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Solution

The fourth proportional to 589.18, 883.08 and 223.75 is: 335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.18 : 883.08 = 223.75 : x
  2. Step 2: Convert to fraction form
    589.18/883.08 = 223.75/x
  3. Step 3: Cross multiply
    589.18x = 883.08 × 223.75
  4. Step 4: Simplify right side
    589.18x = 197,589.15
  5. Step 5: Solve for x
    x = 197,589.15/589.18
  6. Step 6: Final answer
    x = 335.36

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Double scale
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Similar ratio
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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.