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Finding the Fourth Proportional to 275,119.48, 412,795.86 and 150,314.68

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Solution

The fourth proportional to 275,119.48, 412,795.86 and 150,314.68 is: 225,535.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,119.48 : 412,795.86 = 150,314.68 : x
  2. Step 2: Convert to fraction form
    275,119.48/412,795.86 = 150,314.68/x
  3. Step 3: Cross multiply
    275,119.48x = 412,795.86 × 150,314.68
  4. Step 4: Simplify right side
    275,119.48x = 62,049,277,601.22
  5. Step 5: Solve for x
    x = 62,049,277,601.22/275,119.48
  6. Step 6: Final answer
    x = 225,535.75

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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.