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Finding the Fourth Proportional to 5,857.88, 8,082.48 and 3,339.40

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Solution

The fourth proportional to 5,857.88, 8,082.48 and 3,339.40 is: 4,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.88 : 8,082.48 = 3,339.40 : x
  2. Step 2: Convert to fraction form
    5,857.88/8,082.48 = 3,339.40/x
  3. Step 3: Cross multiply
    5,857.88x = 8,082.48 × 3,339.40
  4. Step 4: Simplify right side
    5,857.88x = 26,990,633.71
  5. Step 5: Solve for x
    x = 26,990,633.71/5,857.88
  6. Step 6: Final answer
    x = 4,607.58

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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.