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Finding the Fourth Proportional to 2,501.75, 3,754.26 and 962.75

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Solution

The fourth proportional to 2,501.75, 3,754.26 and 962.75 is: 1,444.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.75 : 3,754.26 = 962.75 : x
  2. Step 2: Convert to fraction form
    2,501.75/3,754.26 = 962.75/x
  3. Step 3: Cross multiply
    2,501.75x = 3,754.26 × 962.75
  4. Step 4: Simplify right side
    2,501.75x = 3,614,413.82
  5. Step 5: Solve for x
    x = 3,614,413.82/2,501.75
  6. Step 6: Final answer
    x = 1,444.75

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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.