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Finding the Fourth Proportional to 2,899.69, 4,348.62 and 951.44

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Solution

The fourth proportional to 2,899.69, 4,348.62 and 951.44 is: 1,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.69 : 4,348.62 = 951.44 : x
  2. Step 2: Convert to fraction form
    2,899.69/4,348.62 = 951.44/x
  3. Step 3: Cross multiply
    2,899.69x = 4,348.62 × 951.44
  4. Step 4: Simplify right side
    2,899.69x = 4,137,451.01
  5. Step 5: Solve for x
    x = 4,137,451.01/2,899.69
  6. Step 6: Final answer
    x = 1,426.86

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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.