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Finding the Fourth Proportional to 591.86, 888.16 and 303.24

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Solution

The fourth proportional to 591.86, 888.16 and 303.24 is: 455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.86 : 888.16 = 303.24 : x
  2. Step 2: Convert to fraction form
    591.86/888.16 = 303.24/x
  3. Step 3: Cross multiply
    591.86x = 888.16 × 303.24
  4. Step 4: Simplify right side
    591.86x = 269,325.64
  5. Step 5: Solve for x
    x = 269,325.64/591.86
  6. Step 6: Final answer
    x = 455.05

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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.