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Finding the Fourth Proportional to 6,994.54, 9,656.57 and 4,343.41

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Solution

The fourth proportional to 6,994.54, 9,656.57 and 4,343.41 is: 5,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,994.54 : 9,656.57 = 4,343.41 : x
  2. Step 2: Convert to fraction form
    6,994.54/9,656.57 = 4,343.41/x
  3. Step 3: Cross multiply
    6,994.54x = 9,656.57 × 4,343.41
  4. Step 4: Simplify right side
    6,994.54x = 41,942,372.70
  5. Step 5: Solve for x
    x = 41,942,372.70/6,994.54
  6. Step 6: Final answer
    x = 5,996.45

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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.