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Finding the Fourth Proportional to 5,206.80, 7,168.74 and 4,636.92

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Solution

The fourth proportional to 5,206.80, 7,168.74 and 4,636.92 is: 6,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.80 : 7,168.74 = 4,636.92 : x
  2. Step 2: Convert to fraction form
    5,206.80/7,168.74 = 4,636.92/x
  3. Step 3: Cross multiply
    5,206.80x = 7,168.74 × 4,636.92
  4. Step 4: Simplify right side
    5,206.80x = 33,240,873.88
  5. Step 5: Solve for x
    x = 33,240,873.88/5,206.80
  6. Step 6: Final answer
    x = 6,384.13

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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.