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Finding the Fourth Proportional to 5,855.88, 8,782.48 and 1,694.96

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Solution

The fourth proportional to 5,855.88, 8,782.48 and 1,694.96 is: 2,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.88 : 8,782.48 = 1,694.96 : x
  2. Step 2: Convert to fraction form
    5,855.88/8,782.48 = 1,694.96/x
  3. Step 3: Cross multiply
    5,855.88x = 8,782.48 × 1,694.96
  4. Step 4: Simplify right side
    5,855.88x = 14,885,952.30
  5. Step 5: Solve for x
    x = 14,885,952.30/5,855.88
  6. Step 6: Final answer
    x = 2,542.05

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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.