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Finding the Fourth Proportional to 3,006.07, 4,509.11 and 1,251.05

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Solution

The fourth proportional to 3,006.07, 4,509.11 and 1,251.05 is: 1,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.07 : 4,509.11 = 1,251.05 : x
  2. Step 2: Convert to fraction form
    3,006.07/4,509.11 = 1,251.05/x
  3. Step 3: Cross multiply
    3,006.07x = 4,509.11 × 1,251.05
  4. Step 4: Simplify right side
    3,006.07x = 5,641,122.07
  5. Step 5: Solve for x
    x = 5,641,122.07/3,006.07
  6. Step 6: Final answer
    x = 1,876.58

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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.