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Finding the Fourth Proportional to 283.83, 391.47 and 184.26

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Solution

The fourth proportional to 283.83, 391.47 and 184.26 is: 254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.83 : 391.47 = 184.26 : x
  2. Step 2: Convert to fraction form
    283.83/391.47 = 184.26/x
  3. Step 3: Cross multiply
    283.83x = 391.47 × 184.26
  4. Step 4: Simplify right side
    283.83x = 72,132.26
  5. Step 5: Solve for x
    x = 72,132.26/283.83
  6. Step 6: Final answer
    x = 254.14

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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.