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Finding the Fourth Proportional to 2,750.06, 3,795.18 and 1,965.98

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Solution

The fourth proportional to 2,750.06, 3,795.18 and 1,965.98 is: 2,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.06 : 3,795.18 = 1,965.98 : x
  2. Step 2: Convert to fraction form
    2,750.06/3,795.18 = 1,965.98/x
  3. Step 3: Cross multiply
    2,750.06x = 3,795.18 × 1,965.98
  4. Step 4: Simplify right side
    2,750.06x = 7,461,247.98
  5. Step 5: Solve for x
    x = 7,461,247.98/2,750.06
  6. Step 6: Final answer
    x = 2,713.12

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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.