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Finding the Fourth Proportional to 5,840.63, 8,761.01 and 1,945.03

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Solution

The fourth proportional to 5,840.63, 8,761.01 and 1,945.03 is: 2,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.63 : 8,761.01 = 1,945.03 : x
  2. Step 2: Convert to fraction form
    5,840.63/8,761.01 = 1,945.03/x
  3. Step 3: Cross multiply
    5,840.63x = 8,761.01 × 1,945.03
  4. Step 4: Simplify right side
    5,840.63x = 17,040,427.28
  5. Step 5: Solve for x
    x = 17,040,427.28/5,840.63
  6. Step 6: Final answer
    x = 2,917.57

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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.