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Finding the Fourth Proportional to 2,994.82, 4,133.13 and 2,247.45

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Solution

The fourth proportional to 2,994.82, 4,133.13 and 2,247.45 is: 3,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.82 : 4,133.13 = 2,247.45 : x
  2. Step 2: Convert to fraction form
    2,994.82/4,133.13 = 2,247.45/x
  3. Step 3: Cross multiply
    2,994.82x = 4,133.13 × 2,247.45
  4. Step 4: Simplify right side
    2,994.82x = 9,288,979.09
  5. Step 5: Solve for x
    x = 9,288,979.09/2,994.82
  6. Step 6: Final answer
    x = 3,101.68

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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.