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Finding the Fourth Proportional to 337.42, 465.64 and 190.06

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Solution

The fourth proportional to 337.42, 465.64 and 190.06 is: 262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.42 : 465.64 = 190.06 : x
  2. Step 2: Convert to fraction form
    337.42/465.64 = 190.06/x
  3. Step 3: Cross multiply
    337.42x = 465.64 × 190.06
  4. Step 4: Simplify right side
    337.42x = 88,499.54
  5. Step 5: Solve for x
    x = 88,499.54/337.42
  6. Step 6: Final answer
    x = 262.28

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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.