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Finding the Fourth Proportional to 8,295.98, 11,448.70 and 4,759.88

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Solution

The fourth proportional to 8,295.98, 11,448.70 and 4,759.88 is: 6,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.98 : 11,448.70 = 4,759.88 : x
  2. Step 2: Convert to fraction form
    8,295.98/11,448.70 = 4,759.88/x
  3. Step 3: Cross multiply
    8,295.98x = 11,448.70 × 4,759.88
  4. Step 4: Simplify right side
    8,295.98x = 54,494,438.16
  5. Step 5: Solve for x
    x = 54,494,438.16/8,295.98
  6. Step 6: Final answer
    x = 6,568.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.