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Finding the Fourth Proportional to 836.42, 1,255.11 and 466.52

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Solution

The fourth proportional to 836.42, 1,255.11 and 466.52 is: 700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    836.42 : 1,255.11 = 466.52 : x
  2. Step 2: Convert to fraction form
    836.42/1,255.11 = 466.52/x
  3. Step 3: Cross multiply
    836.42x = 1,255.11 × 466.52
  4. Step 4: Simplify right side
    836.42x = 585,533.92
  5. Step 5: Solve for x
    x = 585,533.92/836.42
  6. Step 6: Final answer
    x = 700.05

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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.