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Finding the Fourth Proportional to 185.77, 279.98 and 183.94

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Solution

The fourth proportional to 185.77, 279.98 and 183.94 is: 277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.77 : 279.98 = 183.94 : x
  2. Step 2: Convert to fraction form
    185.77/279.98 = 183.94/x
  3. Step 3: Cross multiply
    185.77x = 279.98 × 183.94
  4. Step 4: Simplify right side
    185.77x = 51,499.52
  5. Step 5: Solve for x
    x = 51,499.52/185.77
  6. Step 6: Final answer
    x = 277.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.