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Finding the Fourth Proportional to 575.18, 862.46 and 246.37

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Solution

The fourth proportional to 575.18, 862.46 and 246.37 is: 369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.18 : 862.46 = 246.37 : x
  2. Step 2: Convert to fraction form
    575.18/862.46 = 246.37/x
  3. Step 3: Cross multiply
    575.18x = 862.46 × 246.37
  4. Step 4: Simplify right side
    575.18x = 212,478.73
  5. Step 5: Solve for x
    x = 212,478.73/575.18
  6. Step 6: Final answer
    x = 369.41

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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.