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Finding the Fourth Proportional to 6,300.65, 8,695.15 and 3,468.15

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Solution

The fourth proportional to 6,300.65, 8,695.15 and 3,468.15 is: 4,786.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.65 : 8,695.15 = 3,468.15 : x
  2. Step 2: Convert to fraction form
    6,300.65/8,695.15 = 3,468.15/x
  3. Step 3: Cross multiply
    6,300.65x = 8,695.15 × 3,468.15
  4. Step 4: Simplify right side
    6,300.65x = 30,156,075.80
  5. Step 5: Solve for x
    x = 30,156,075.80/6,300.65
  6. Step 6: Final answer
    x = 4,786.18

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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.