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Finding the Fourth Proportional to 591.06, 888.21 and 360.62

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Solution

The fourth proportional to 591.06, 888.21 and 360.62 is: 541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.06 : 888.21 = 360.62 : x
  2. Step 2: Convert to fraction form
    591.06/888.21 = 360.62/x
  3. Step 3: Cross multiply
    591.06x = 888.21 × 360.62
  4. Step 4: Simplify right side
    591.06x = 320,301.85
  5. Step 5: Solve for x
    x = 320,301.85/591.06
  6. Step 6: Final answer
    x = 541.91

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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.