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Finding the Fourth Proportional to 4,583.69, 6,321.04 and 2,880.87

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Solution

The fourth proportional to 4,583.69, 6,321.04 and 2,880.87 is: 3,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,583.69 : 6,321.04 = 2,880.87 : x
  2. Step 2: Convert to fraction form
    4,583.69/6,321.04 = 2,880.87/x
  3. Step 3: Cross multiply
    4,583.69x = 6,321.04 × 2,880.87
  4. Step 4: Simplify right side
    4,583.69x = 18,210,063.60
  5. Step 5: Solve for x
    x = 18,210,063.60/4,583.69
  6. Step 6: Final answer
    x = 3,972.80

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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.