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Finding the Fourth Proportional to 334.06, 461.00 and 186.70

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Solution

The fourth proportional to 334.06, 461.00 and 186.70 is: 257.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.06 : 461.00 = 186.70 : x
  2. Step 2: Convert to fraction form
    334.06/461.00 = 186.70/x
  3. Step 3: Cross multiply
    334.06x = 461.00 × 186.70
  4. Step 4: Simplify right side
    334.06x = 86,067.83
  5. Step 5: Solve for x
    x = 86,067.83/334.06
  6. Step 6: Final answer
    x = 257.64

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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.