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Finding the Fourth Proportional to 8,849.97, 13,277.97 and 5,559.21

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Solution

The fourth proportional to 8,849.97, 13,277.97 and 5,559.21 is: 8,340.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.97 : 13,277.97 = 5,559.21 : x
  2. Step 2: Convert to fraction form
    8,849.97/13,277.97 = 5,559.21/x
  3. Step 3: Cross multiply
    8,849.97x = 13,277.97 × 5,559.21
  4. Step 4: Simplify right side
    8,849.97x = 73,815,023.60
  5. Step 5: Solve for x
    x = 73,815,023.60/8,849.97
  6. Step 6: Final answer
    x = 8,340.71

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1.5x scale

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.