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Finding the Fourth Proportional to 833.27, 1,149.86 and 460.26

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Solution

The fourth proportional to 833.27, 1,149.86 and 460.26 is: 635.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.27 : 1,149.86 = 460.26 : x
  2. Step 2: Convert to fraction form
    833.27/1,149.86 = 460.26/x
  3. Step 3: Cross multiply
    833.27x = 1,149.86 × 460.26
  4. Step 4: Simplify right side
    833.27x = 529,235.71
  5. Step 5: Solve for x
    x = 529,235.71/833.27
  6. Step 6: Final answer
    x = 635.13

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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.