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Finding the Fourth Proportional to 6,300.80, 8,695.14 and 3,468.46

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Solution

The fourth proportional to 6,300.80, 8,695.14 and 3,468.46 is: 4,786.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.80 : 8,695.14 = 3,468.46 : x
  2. Step 2: Convert to fraction form
    6,300.80/8,695.14 = 3,468.46/x
  3. Step 3: Cross multiply
    6,300.80x = 8,695.14 × 3,468.46
  4. Step 4: Simplify right side
    6,300.80x = 30,158,726.84
  5. Step 5: Solve for x
    x = 30,158,726.84/6,300.80
  6. Step 6: Final answer
    x = 4,786.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.