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Finding the Fourth Proportional to 6,353.82, 8,768.14 and 3,521.17

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Solution

The fourth proportional to 6,353.82, 8,768.14 and 3,521.17 is: 4,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.82 : 8,768.14 = 3,521.17 : x
  2. Step 2: Convert to fraction form
    6,353.82/8,768.14 = 3,521.17/x
  3. Step 3: Cross multiply
    6,353.82x = 8,768.14 × 3,521.17
  4. Step 4: Simplify right side
    6,353.82x = 30,874,149.93
  5. Step 5: Solve for x
    x = 30,874,149.93/6,353.82
  6. Step 6: Final answer
    x = 4,859.15

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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.