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Finding the Fourth Proportional to 701.37, 1,052.05 and 335.05

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Solution

The fourth proportional to 701.37, 1,052.05 and 335.05 is: 502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.37 : 1,052.05 = 335.05 : x
  2. Step 2: Convert to fraction form
    701.37/1,052.05 = 335.05/x
  3. Step 3: Cross multiply
    701.37x = 1,052.05 × 335.05
  4. Step 4: Simplify right side
    701.37x = 352,489.35
  5. Step 5: Solve for x
    x = 352,489.35/701.37
  6. Step 6: Final answer
    x = 502.57

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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.