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Finding the Fourth Proportional to 591.84, 887.52 and 360.64

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Solution

The fourth proportional to 591.84, 887.52 and 360.64 is: 540.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.84 : 887.52 = 360.64 : x
  2. Step 2: Convert to fraction form
    591.84/887.52 = 360.64/x
  3. Step 3: Cross multiply
    591.84x = 887.52 × 360.64
  4. Step 4: Simplify right side
    591.84x = 320,075.21
  5. Step 5: Solve for x
    x = 320,075.21/591.84
  6. Step 6: Final answer
    x = 540.81

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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.