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Finding the Fourth Proportional to 589.36, 884.12 and 204.64

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Solution

The fourth proportional to 589.36, 884.12 and 204.64 is: 306.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.36 : 884.12 = 204.64 : x
  2. Step 2: Convert to fraction form
    589.36/884.12 = 204.64/x
  3. Step 3: Cross multiply
    589.36x = 884.12 × 204.64
  4. Step 4: Simplify right side
    589.36x = 180,926.32
  5. Step 5: Solve for x
    x = 180,926.32/589.36
  6. Step 6: Final answer
    x = 306.99

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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.