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Finding the Fourth Proportional to 5,889.49, 8,832.08 and 1,728.43

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Solution

The fourth proportional to 5,889.49, 8,832.08 and 1,728.43 is: 2,592.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.49 : 8,832.08 = 1,728.43 : x
  2. Step 2: Convert to fraction form
    5,889.49/8,832.08 = 1,728.43/x
  3. Step 3: Cross multiply
    5,889.49x = 8,832.08 × 1,728.43
  4. Step 4: Simplify right side
    5,889.49x = 15,265,623.39
  5. Step 5: Solve for x
    x = 15,265,623.39/5,889.49
  6. Step 6: Final answer
    x = 2,592.01

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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.