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Finding the Fourth Proportional to 7,203.93, 10,808.52 and 2,824.39

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Solution

The fourth proportional to 7,203.93, 10,808.52 and 2,824.39 is: 4,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,203.93 : 10,808.52 = 2,824.39 : x
  2. Step 2: Convert to fraction form
    7,203.93/10,808.52 = 2,824.39/x
  3. Step 3: Cross multiply
    7,203.93x = 10,808.52 × 2,824.39
  4. Step 4: Simplify right side
    7,203.93x = 30,527,475.80
  5. Step 5: Solve for x
    x = 30,527,475.80/7,203.93
  6. Step 6: Final answer
    x = 4,237.61

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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.