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Finding the Fourth Proportional to 8,803.88, 13,205.84 and 2,230.06

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Solution

The fourth proportional to 8,803.88, 13,205.84 and 2,230.06 is: 3,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.88 : 13,205.84 = 2,230.06 : x
  2. Step 2: Convert to fraction form
    8,803.88/13,205.84 = 2,230.06/x
  3. Step 3: Cross multiply
    8,803.88x = 13,205.84 × 2,230.06
  4. Step 4: Simplify right side
    8,803.88x = 29,449,815.55
  5. Step 5: Solve for x
    x = 29,449,815.55/8,803.88
  6. Step 6: Final answer
    x = 3,345.10

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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.