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Finding the Fourth Proportional to 8,873.93, 12,233.30 and 6,982.23

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Solution

The fourth proportional to 8,873.93, 12,233.30 and 6,982.23 is: 9,625.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.93 : 12,233.30 = 6,982.23 : x
  2. Step 2: Convert to fraction form
    8,873.93/12,233.30 = 6,982.23/x
  3. Step 3: Cross multiply
    8,873.93x = 12,233.30 × 6,982.23
  4. Step 4: Simplify right side
    8,873.93x = 85,415,679.35
  5. Step 5: Solve for x
    x = 85,415,679.35/8,873.93
  6. Step 6: Final answer
    x = 9,625.47

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Double scale
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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.