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Finding the Fourth Proportional to 833.46, 1,150.16 and 460.42

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Solution

The fourth proportional to 833.46, 1,150.16 and 460.42 is: 635.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.46 : 1,150.16 = 460.42 : x
  2. Step 2: Convert to fraction form
    833.46/1,150.16 = 460.42/x
  3. Step 3: Cross multiply
    833.46x = 1,150.16 × 460.42
  4. Step 4: Simplify right side
    833.46x = 529,556.67
  5. Step 5: Solve for x
    x = 529,556.67/833.46
  6. Step 6: Final answer
    x = 635.37

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1.5x scale

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.