Home / 984,721.38-1,477,330.92-274,749

Finding the Fourth Proportional to 984,721.38, 1,477,330.92 and 274,749

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Solution

The fourth proportional to 984,721.38, 1,477,330.92 and 274,749 is: 412,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,721.38 : 1,477,330.92 = 274,749 : x
  2. Step 2: Convert to fraction form
    984,721.38/1,477,330.92 = 274,749/x
  3. Step 3: Cross multiply
    984,721.38x = 1,477,330.92 × 274,749
  4. Step 4: Simplify right side
    984,721.38x = 405,895,192,939.08
  5. Step 5: Solve for x
    x = 405,895,192,939.08/984,721.38
  6. Step 6: Final answer
    x = 412,192.93

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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.