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Finding the Fourth Proportional to 591.56, 888.64 and 360.58

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Solution

The fourth proportional to 591.56, 888.64 and 360.58 is: 541.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.56 : 888.64 = 360.58 : x
  2. Step 2: Convert to fraction form
    591.56/888.64 = 360.58/x
  3. Step 3: Cross multiply
    591.56x = 888.64 × 360.58
  4. Step 4: Simplify right side
    591.56x = 320,425.81
  5. Step 5: Solve for x
    x = 320,425.81/591.56
  6. Step 6: Final answer
    x = 541.66

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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.