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Finding the Fourth Proportional to 367,600.80, 551,271.60 and 168,016.80

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Solution

The fourth proportional to 367,600.80, 551,271.60 and 168,016.80 is: 251,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,600.80 : 551,271.60 = 168,016.80 : x
  2. Step 2: Convert to fraction form
    367,600.80/551,271.60 = 168,016.80/x
  3. Step 3: Cross multiply
    367,600.80x = 551,271.60 × 168,016.80
  4. Step 4: Simplify right side
    367,600.80x = 92,622,890,162.88
  5. Step 5: Solve for x
    x = 92,622,890,162.88/367,600.80
  6. Step 6: Final answer
    x = 251,965.96

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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.