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Finding the Fourth Proportional to 4,500.63, 6,754.41 and 2,940.21

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Solution

The fourth proportional to 4,500.63, 6,754.41 and 2,940.21 is: 4,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.63 : 6,754.41 = 2,940.21 : x
  2. Step 2: Convert to fraction form
    4,500.63/6,754.41 = 2,940.21/x
  3. Step 3: Cross multiply
    4,500.63x = 6,754.41 × 2,940.21
  4. Step 4: Simplify right side
    4,500.63x = 19,859,383.83
  5. Step 5: Solve for x
    x = 19,859,383.83/4,500.63
  6. Step 6: Final answer
    x = 4,412.58

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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.