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Finding the Fourth Proportional to 8,849.35, 13,293.83 and 7,391.35

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Solution

The fourth proportional to 8,849.35, 13,293.83 and 7,391.35 is: 11,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.35 : 13,293.83 = 7,391.35 : x
  2. Step 2: Convert to fraction form
    8,849.35/13,293.83 = 7,391.35/x
  3. Step 3: Cross multiply
    8,849.35x = 13,293.83 × 7,391.35
  4. Step 4: Simplify right side
    8,849.35x = 98,259,313.41
  5. Step 5: Solve for x
    x = 98,259,313.41/8,849.35
  6. Step 6: Final answer
    x = 11,103.56

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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.