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Finding the Fourth Proportional to 8,483.73, 12,723.56 and 2,559.39

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Solution

The fourth proportional to 8,483.73, 12,723.56 and 2,559.39 is: 3,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483.73 : 12,723.56 = 2,559.39 : x
  2. Step 2: Convert to fraction form
    8,483.73/12,723.56 = 2,559.39/x
  3. Step 3: Cross multiply
    8,483.73x = 12,723.56 × 2,559.39
  4. Step 4: Simplify right side
    8,483.73x = 32,564,552.23
  5. Step 5: Solve for x
    x = 32,564,552.23/8,483.73
  6. Step 6: Final answer
    x = 3,838.47

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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.