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Finding the Fourth Proportional to 273,923.88, 410,580.51 and 113,910.21

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Solution

The fourth proportional to 273,923.88, 410,580.51 and 113,910.21 is: 170,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,923.88 : 410,580.51 = 113,910.21 : x
  2. Step 2: Convert to fraction form
    273,923.88/410,580.51 = 113,910.21/x
  3. Step 3: Cross multiply
    273,923.88x = 410,580.51 × 113,910.21
  4. Step 4: Simplify right side
    273,923.88x = 46,769,312,116.01
  5. Step 5: Solve for x
    x = 46,769,312,116.01/273,923.88
  6. Step 6: Final answer
    x = 170,738.35

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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.