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Finding the Fourth Proportional to 5,880.94, 8,819.79 and 4,223.68

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Solution

The fourth proportional to 5,880.94, 8,819.79 and 4,223.68 is: 6,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.94 : 8,819.79 = 4,223.68 : x
  2. Step 2: Convert to fraction form
    5,880.94/8,819.79 = 4,223.68/x
  3. Step 3: Cross multiply
    5,880.94x = 8,819.79 × 4,223.68
  4. Step 4: Simplify right side
    5,880.94x = 37,251,970.63
  5. Step 5: Solve for x
    x = 37,251,970.63/5,880.94
  6. Step 6: Final answer
    x = 6,334.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.