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Finding the Fourth Proportional to 591.77, 886.53 and 372.63

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Solution

The fourth proportional to 591.77, 886.53 and 372.63 is: 558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.77 : 886.53 = 372.63 : x
  2. Step 2: Convert to fraction form
    591.77/886.53 = 372.63/x
  3. Step 3: Cross multiply
    591.77x = 886.53 × 372.63
  4. Step 4: Simplify right side
    591.77x = 330,350.30
  5. Step 5: Solve for x
    x = 330,350.30/591.77
  6. Step 6: Final answer
    x = 558.24

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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.