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Finding the Fourth Proportional to 8,798.36, 13,195.24 and 2,556.71

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Solution

The fourth proportional to 8,798.36, 13,195.24 and 2,556.71 is: 3,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.36 : 13,195.24 = 2,556.71 : x
  2. Step 2: Convert to fraction form
    8,798.36/13,195.24 = 2,556.71/x
  3. Step 3: Cross multiply
    8,798.36x = 13,195.24 × 2,556.71
  4. Step 4: Simplify right side
    8,798.36x = 33,736,329.69
  5. Step 5: Solve for x
    x = 33,736,329.69/8,798.36
  6. Step 6: Final answer
    x = 3,834.39

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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.