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Finding the Fourth Proportional to 2,899.31, 4,348.83 and 951.26

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Solution

The fourth proportional to 2,899.31, 4,348.83 and 951.26 is: 1,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.31 : 4,348.83 = 951.26 : x
  2. Step 2: Convert to fraction form
    2,899.31/4,348.83 = 951.26/x
  3. Step 3: Cross multiply
    2,899.31x = 4,348.83 × 951.26
  4. Step 4: Simplify right side
    2,899.31x = 4,136,868.03
  5. Step 5: Solve for x
    x = 4,136,868.03/2,899.31
  6. Step 6: Final answer
    x = 1,426.85

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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.