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Finding the Fourth Proportional to 4,729.88, 7,094.82 and 1,768.97

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Solution

The fourth proportional to 4,729.88, 7,094.82 and 1,768.97 is: 2,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.88 : 7,094.82 = 1,768.97 : x
  2. Step 2: Convert to fraction form
    4,729.88/7,094.82 = 1,768.97/x
  3. Step 3: Cross multiply
    4,729.88x = 7,094.82 × 1,768.97
  4. Step 4: Simplify right side
    4,729.88x = 12,550,523.74
  5. Step 5: Solve for x
    x = 12,550,523.74/4,729.88
  6. Step 6: Final answer
    x = 2,653.46

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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.