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Finding the Fourth Proportional to 591.03, 886.37 and 282.72

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Solution

The fourth proportional to 591.03, 886.37 and 282.72 is: 423.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.03 : 886.37 = 282.72 : x
  2. Step 2: Convert to fraction form
    591.03/886.37 = 282.72/x
  3. Step 3: Cross multiply
    591.03x = 886.37 × 282.72
  4. Step 4: Simplify right side
    591.03x = 250,593.11
  5. Step 5: Solve for x
    x = 250,593.11/591.03
  6. Step 6: Final answer
    x = 423.99

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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.