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Finding the Fourth Proportional to 173,546.80, 260,028.60 and 84,608.80

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Solution

The fourth proportional to 173,546.80, 260,028.60 and 84,608.80 is: 126,771.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,546.80 : 260,028.60 = 84,608.80 : x
  2. Step 2: Convert to fraction form
    173,546.80/260,028.60 = 84,608.80/x
  3. Step 3: Cross multiply
    173,546.80x = 260,028.60 × 84,608.80
  4. Step 4: Simplify right side
    173,546.80x = 22,000,707,811.68
  5. Step 5: Solve for x
    x = 22,000,707,811.68/173,546.80
  6. Step 6: Final answer
    x = 126,771.04

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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.