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Finding the Fourth Proportional to 833.55, 1,150.30 and 460.52

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Solution

The fourth proportional to 833.55, 1,150.30 and 460.52 is: 635.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.55 : 1,150.30 = 460.52 : x
  2. Step 2: Convert to fraction form
    833.55/1,150.30 = 460.52/x
  3. Step 3: Cross multiply
    833.55x = 1,150.30 × 460.52
  4. Step 4: Simplify right side
    833.55x = 529,736.16
  5. Step 5: Solve for x
    x = 529,736.16/833.55
  6. Step 6: Final answer
    x = 635.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.