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Finding the Fourth Proportional to 5,562, 7,674.33 and 3,323.53

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Solution

The fourth proportional to 5,562, 7,674.33 and 3,323.53 is: 4,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562 : 7,674.33 = 3,323.53 : x
  2. Step 2: Convert to fraction form
    5,562/7,674.33 = 3,323.53/x
  3. Step 3: Cross multiply
    5,562x = 7,674.33 × 3,323.53
  4. Step 4: Simplify right side
    5,562x = 25,505,865.98
  5. Step 5: Solve for x
    x = 25,505,865.98/5,562
  6. Step 6: Final answer
    x = 4,585.74

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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.