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Finding the Fourth Proportional to 6,968.58, 10,447.06 and 6,359.24

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Solution

The fourth proportional to 6,968.58, 10,447.06 and 6,359.24 is: 9,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.58 : 10,447.06 = 6,359.24 : x
  2. Step 2: Convert to fraction form
    6,968.58/10,447.06 = 6,359.24/x
  3. Step 3: Cross multiply
    6,968.58x = 10,447.06 × 6,359.24
  4. Step 4: Simplify right side
    6,968.58x = 66,435,361.83
  5. Step 5: Solve for x
    x = 66,435,361.83/6,968.58
  6. Step 6: Final answer
    x = 9,533.56

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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.