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Finding the Fourth Proportional to 273,924.88, 410,582.01 and 113,911.21

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Solution

The fourth proportional to 273,924.88, 410,582.01 and 113,911.21 is: 170,739.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,924.88 : 410,582.01 = 113,911.21 : x
  2. Step 2: Convert to fraction form
    273,924.88/410,582.01 = 113,911.21/x
  3. Step 3: Cross multiply
    273,924.88x = 410,582.01 × 113,911.21
  4. Step 4: Simplify right side
    273,924.88x = 46,769,893,563.33
  5. Step 5: Solve for x
    x = 46,769,893,563.33/273,924.88
  6. Step 6: Final answer
    x = 170,739.85

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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.