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Finding the Fourth Proportional to 6,589.94, 9,872.10 and 5,888.88

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Solution

The fourth proportional to 6,589.94, 9,872.10 and 5,888.88 is: 8,821.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589.94 : 9,872.10 = 5,888.88 : x
  2. Step 2: Convert to fraction form
    6,589.94/9,872.10 = 5,888.88/x
  3. Step 3: Cross multiply
    6,589.94x = 9,872.10 × 5,888.88
  4. Step 4: Simplify right side
    6,589.94x = 58,135,612.25
  5. Step 5: Solve for x
    x = 58,135,612.25/6,589.94
  6. Step 6: Final answer
    x = 8,821.88

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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.