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Finding the Fourth Proportional to 2,967.36, 4,451.04 and 2,786.93

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Solution

The fourth proportional to 2,967.36, 4,451.04 and 2,786.93 is: 4,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.36 : 4,451.04 = 2,786.93 : x
  2. Step 2: Convert to fraction form
    2,967.36/4,451.04 = 2,786.93/x
  3. Step 3: Cross multiply
    2,967.36x = 4,451.04 × 2,786.93
  4. Step 4: Simplify right side
    2,967.36x = 12,404,736.91
  5. Step 5: Solve for x
    x = 12,404,736.91/2,967.36
  6. Step 6: Final answer
    x = 4,180.40

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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.