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Finding the Fourth Proportional to 591.41, 886.97 and 262.16

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Solution

The fourth proportional to 591.41, 886.97 and 262.16 is: 393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.41 : 886.97 = 262.16 : x
  2. Step 2: Convert to fraction form
    591.41/886.97 = 262.16/x
  3. Step 3: Cross multiply
    591.41x = 886.97 × 262.16
  4. Step 4: Simplify right side
    591.41x = 232,528.96
  5. Step 5: Solve for x
    x = 232,528.96/591.41
  6. Step 6: Final answer
    x = 393.18

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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.