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Finding the Fourth Proportional to 8,924.38, 13,361.93 and 6,726.44

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Solution

The fourth proportional to 8,924.38, 13,361.93 and 6,726.44 is: 10,071.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.38 : 13,361.93 = 6,726.44 : x
  2. Step 2: Convert to fraction form
    8,924.38/13,361.93 = 6,726.44/x
  3. Step 3: Cross multiply
    8,924.38x = 13,361.93 × 6,726.44
  4. Step 4: Simplify right side
    8,924.38x = 89,878,245.43
  5. Step 5: Solve for x
    x = 89,878,245.43/8,924.38
  6. Step 6: Final answer
    x = 10,071.09

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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.