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Finding the Fourth Proportional to 591.46, 887.14 and 201.43

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Solution

The fourth proportional to 591.46, 887.14 and 201.43 is: 302.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.46 : 887.14 = 201.43 : x
  2. Step 2: Convert to fraction form
    591.46/887.14 = 201.43/x
  3. Step 3: Cross multiply
    591.46x = 887.14 × 201.43
  4. Step 4: Simplify right side
    591.46x = 178,696.61
  5. Step 5: Solve for x
    x = 178,696.61/591.46
  6. Step 6: Final answer
    x = 302.13

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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.