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Finding the Fourth Proportional to 1,769.44, 2,655.17 and 795.54

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Solution

The fourth proportional to 1,769.44, 2,655.17 and 795.54 is: 1,193.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769.44 : 2,655.17 = 795.54 : x
  2. Step 2: Convert to fraction form
    1,769.44/2,655.17 = 795.54/x
  3. Step 3: Cross multiply
    1,769.44x = 2,655.17 × 795.54
  4. Step 4: Simplify right side
    1,769.44x = 2,112,293.94
  5. Step 5: Solve for x
    x = 2,112,293.94/1,769.44
  6. Step 6: Final answer
    x = 1,193.76

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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.