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Finding the Fourth Proportional to 591.26, 886.72 and 282.50

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Solution

The fourth proportional to 591.26, 886.72 and 282.50 is: 423.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.26 : 886.72 = 282.50 : x
  2. Step 2: Convert to fraction form
    591.26/886.72 = 282.50/x
  3. Step 3: Cross multiply
    591.26x = 886.72 × 282.50
  4. Step 4: Simplify right side
    591.26x = 250,498.40
  5. Step 5: Solve for x
    x = 250,498.40/591.26
  6. Step 6: Final answer
    x = 423.67

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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.