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Finding the Fourth Proportional to 367,400.82, 551,270.72 and 167,782.40

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Solution

The fourth proportional to 367,400.82, 551,270.72 and 167,782.40 is: 251,751.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,400.82 : 551,270.72 = 167,782.40 : x
  2. Step 2: Convert to fraction form
    367,400.82/551,270.72 = 167,782.40/x
  3. Step 3: Cross multiply
    367,400.82x = 551,270.72 × 167,782.40
  4. Step 4: Simplify right side
    367,400.82x = 92,493,524,451.33
  5. Step 5: Solve for x
    x = 92,493,524,451.33/367,400.82
  6. Step 6: Final answer
    x = 251,751.00

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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.