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Finding the Fourth Proportional to 833.89, 1,150.74 and 460.89

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Solution

The fourth proportional to 833.89, 1,150.74 and 460.89 is: 636.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.89 : 1,150.74 = 460.89 : x
  2. Step 2: Convert to fraction form
    833.89/1,150.74 = 460.89/x
  3. Step 3: Cross multiply
    833.89x = 1,150.74 × 460.89
  4. Step 4: Simplify right side
    833.89x = 530,358.80
  5. Step 5: Solve for x
    x = 530,358.80/833.89
  6. Step 6: Final answer
    x = 636.01

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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.