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Finding the Fourth Proportional to 2,793.08, 3,855.14 and 1,614.83

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Solution

The fourth proportional to 2,793.08, 3,855.14 and 1,614.83 is: 2,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.08 : 3,855.14 = 1,614.83 : x
  2. Step 2: Convert to fraction form
    2,793.08/3,855.14 = 1,614.83/x
  3. Step 3: Cross multiply
    2,793.08x = 3,855.14 × 1,614.83
  4. Step 4: Simplify right side
    2,793.08x = 6,225,368.38
  5. Step 5: Solve for x
    x = 6,225,368.38/2,793.08
  6. Step 6: Final answer
    x = 2,228.86

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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.