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Finding the Fourth Proportional to 591.66, 887.85 and 226.49

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Solution

The fourth proportional to 591.66, 887.85 and 226.49 is: 339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.66 : 887.85 = 226.49 : x
  2. Step 2: Convert to fraction form
    591.66/887.85 = 226.49/x
  3. Step 3: Cross multiply
    591.66x = 887.85 × 226.49
  4. Step 4: Simplify right side
    591.66x = 201,084.71
  5. Step 5: Solve for x
    x = 201,084.71/591.66
  6. Step 6: Final answer
    x = 339.87

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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.