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Finding the Fourth Proportional to 591.68, 886.31 and 282.59

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Solution

The fourth proportional to 591.68, 886.31 and 282.59 is: 423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.68 : 886.31 = 282.59 : x
  2. Step 2: Convert to fraction form
    591.68/886.31 = 282.59/x
  3. Step 3: Cross multiply
    591.68x = 886.31 × 282.59
  4. Step 4: Simplify right side
    591.68x = 250,462.34
  5. Step 5: Solve for x
    x = 250,462.34/591.68
  6. Step 6: Final answer
    x = 423.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.