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Finding the Fourth Proportional to 356.37, 533.31 and 246.16

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Solution

The fourth proportional to 356.37, 533.31 and 246.16 is: 368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.37 : 533.31 = 246.16 : x
  2. Step 2: Convert to fraction form
    356.37/533.31 = 246.16/x
  3. Step 3: Cross multiply
    356.37x = 533.31 × 246.16
  4. Step 4: Simplify right side
    356.37x = 131,279.59
  5. Step 5: Solve for x
    x = 131,279.59/356.37
  6. Step 6: Final answer
    x = 368.38

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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.