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Finding the Fourth Proportional to 837.85, 1,256.62 and 244.94

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Solution

The fourth proportional to 837.85, 1,256.62 and 244.94 is: 367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    837.85 : 1,256.62 = 244.94 : x
  2. Step 2: Convert to fraction form
    837.85/1,256.62 = 244.94/x
  3. Step 3: Cross multiply
    837.85x = 1,256.62 × 244.94
  4. Step 4: Simplify right side
    837.85x = 307,796.50
  5. Step 5: Solve for x
    x = 307,796.50/837.85
  6. Step 6: Final answer
    x = 367.36

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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.