Home / 984,609.34-1,476,782.79-274,577.92

Finding the Fourth Proportional to 984,609.34, 1,476,782.79 and 274,577.92

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Solution

The fourth proportional to 984,609.34, 1,476,782.79 and 274,577.92 is: 411,830.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,609.34 : 1,476,782.79 = 274,577.92 : x
  2. Step 2: Convert to fraction form
    984,609.34/1,476,782.79 = 274,577.92/x
  3. Step 3: Cross multiply
    984,609.34x = 1,476,782.79 × 274,577.92
  4. Step 4: Simplify right side
    984,609.34x = 405,491,942,048.37
  5. Step 5: Solve for x
    x = 405,491,942,048.37/984,609.34
  6. Step 6: Final answer
    x = 411,830.28

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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.