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Finding the Fourth Proportional to 2,998.92, 4,498.41 and 2,994.60

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Solution

The fourth proportional to 2,998.92, 4,498.41 and 2,994.60 is: 4,491.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.92 : 4,498.41 = 2,994.60 : x
  2. Step 2: Convert to fraction form
    2,998.92/4,498.41 = 2,994.60/x
  3. Step 3: Cross multiply
    2,998.92x = 4,498.41 × 2,994.60
  4. Step 4: Simplify right side
    2,998.92x = 13,470,938.59
  5. Step 5: Solve for x
    x = 13,470,938.59/2,998.92
  6. Step 6: Final answer
    x = 4,491.93

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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.