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Finding the Fourth Proportional to 6,300.81, 8,695.04 and 3,468.12

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Solution

The fourth proportional to 6,300.81, 8,695.04 and 3,468.12 is: 4,785.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.81 : 8,695.04 = 3,468.12 : x
  2. Step 2: Convert to fraction form
    6,300.81/8,695.04 = 3,468.12/x
  3. Step 3: Cross multiply
    6,300.81x = 8,695.04 × 3,468.12
  4. Step 4: Simplify right side
    6,300.81x = 30,155,457.30
  5. Step 5: Solve for x
    x = 30,155,457.30/6,300.81
  6. Step 6: Final answer
    x = 4,785.97

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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.