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Finding the Fourth Proportional to 8,482.03, 12,718.94 and 2,933.44

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Solution

The fourth proportional to 8,482.03, 12,718.94 and 2,933.44 is: 4,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,482.03 : 12,718.94 = 2,933.44 : x
  2. Step 2: Convert to fraction form
    8,482.03/12,718.94 = 2,933.44/x
  3. Step 3: Cross multiply
    8,482.03x = 12,718.94 × 2,933.44
  4. Step 4: Simplify right side
    8,482.03x = 37,310,200.89
  5. Step 5: Solve for x
    x = 37,310,200.89/8,482.03
  6. Step 6: Final answer
    x = 4,398.74

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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.