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Finding the Fourth Proportional to 362.44, 500.34 and 207.16

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Solution

The fourth proportional to 362.44, 500.34 and 207.16 is: 285.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.44 : 500.34 = 207.16 : x
  2. Step 2: Convert to fraction form
    362.44/500.34 = 207.16/x
  3. Step 3: Cross multiply
    362.44x = 500.34 × 207.16
  4. Step 4: Simplify right side
    362.44x = 103,650.43
  5. Step 5: Solve for x
    x = 103,650.43/362.44
  6. Step 6: Final answer
    x = 285.98

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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.