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Finding the Fourth Proportional to 254,379.60, 381,623.37 and 96,604.56

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Solution

The fourth proportional to 254,379.60, 381,623.37 and 96,604.56 is: 144,927.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,379.60 : 381,623.37 = 96,604.56 : x
  2. Step 2: Convert to fraction form
    254,379.60/381,623.37 = 96,604.56/x
  3. Step 3: Cross multiply
    254,379.60x = 381,623.37 × 96,604.56
  4. Step 4: Simplify right side
    254,379.60x = 36,866,557,744.57
  5. Step 5: Solve for x
    x = 36,866,557,744.57/254,379.60
  6. Step 6: Final answer
    x = 144,927.34

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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.