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Finding the Fourth Proportional to 701.27, 1,050.72 and 335.25

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Solution

The fourth proportional to 701.27, 1,050.72 and 335.25 is: 502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.27 : 1,050.72 = 335.25 : x
  2. Step 2: Convert to fraction form
    701.27/1,050.72 = 335.25/x
  3. Step 3: Cross multiply
    701.27x = 1,050.72 × 335.25
  4. Step 4: Simplify right side
    701.27x = 352,253.88
  5. Step 5: Solve for x
    x = 352,253.88/701.27
  6. Step 6: Final answer
    x = 502.31

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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.