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Finding the Fourth Proportional to 574.96, 862.36 and 184.91

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Solution

The fourth proportional to 574.96, 862.36 and 184.91 is: 277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.96 : 862.36 = 184.91 : x
  2. Step 2: Convert to fraction form
    574.96/862.36 = 184.91/x
  3. Step 3: Cross multiply
    574.96x = 862.36 × 184.91
  4. Step 4: Simplify right side
    574.96x = 159,458.06
  5. Step 5: Solve for x
    x = 159,458.06/574.96
  6. Step 6: Final answer
    x = 277.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.