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Finding the Fourth Proportional to 8,957.32, 13,410.63 and 6,846.53

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Solution

The fourth proportional to 8,957.32, 13,410.63 and 6,846.53 is: 10,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957.32 : 13,410.63 = 6,846.53 : x
  2. Step 2: Convert to fraction form
    8,957.32/13,410.63 = 6,846.53/x
  3. Step 3: Cross multiply
    8,957.32x = 13,410.63 × 6,846.53
  4. Step 4: Simplify right side
    8,957.32x = 91,816,213.56
  5. Step 5: Solve for x
    x = 91,816,213.56/8,957.32
  6. Step 6: Final answer
    x = 10,250.41

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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.