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Finding the Fourth Proportional to 367,674.98, 551,512.89 and 114,956.80

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Solution

The fourth proportional to 367,674.98, 551,512.89 and 114,956.80 is: 172,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,674.98 : 551,512.89 = 114,956.80 : x
  2. Step 2: Convert to fraction form
    367,674.98/551,512.89 = 114,956.80/x
  3. Step 3: Cross multiply
    367,674.98x = 551,512.89 × 114,956.80
  4. Step 4: Simplify right side
    367,674.98x = 63,400,155,614.37
  5. Step 5: Solve for x
    x = 63,400,155,614.37/367,674.98
  6. Step 6: Final answer
    x = 172,435.33

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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.