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Finding the Fourth Proportional to 8,450.58, 12,675.88 and 4,579.60

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Solution

The fourth proportional to 8,450.58, 12,675.88 and 4,579.60 is: 6,869.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.58 : 12,675.88 = 4,579.60 : x
  2. Step 2: Convert to fraction form
    8,450.58/12,675.88 = 4,579.60/x
  3. Step 3: Cross multiply
    8,450.58x = 12,675.88 × 4,579.60
  4. Step 4: Simplify right side
    8,450.58x = 58,050,460.05
  5. Step 5: Solve for x
    x = 58,050,460.05/8,450.58
  6. Step 6: Final answer
    x = 6,869.41

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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.