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Finding the Fourth Proportional to 8,260.93, 12,398.99 and 7,094.53

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Solution

The fourth proportional to 8,260.93, 12,398.99 and 7,094.53 is: 10,648.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.93 : 12,398.99 = 7,094.53 : x
  2. Step 2: Convert to fraction form
    8,260.93/12,398.99 = 7,094.53/x
  3. Step 3: Cross multiply
    8,260.93x = 12,398.99 × 7,094.53
  4. Step 4: Simplify right side
    8,260.93x = 87,964,940.05
  5. Step 5: Solve for x
    x = 87,964,940.05/8,260.93
  6. Step 6: Final answer
    x = 10,648.31

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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.