Home / 701,021.05-1,051,110.42-274,048.34

Finding the Fourth Proportional to 701,021.05, 1,051,110.42 and 274,048.34

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Solution

The fourth proportional to 701,021.05, 1,051,110.42 and 274,048.34 is: 410,907.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,021.05 : 1,051,110.42 = 274,048.34 : x
  2. Step 2: Convert to fraction form
    701,021.05/1,051,110.42 = 274,048.34/x
  3. Step 3: Cross multiply
    701,021.05x = 1,051,110.42 × 274,048.34
  4. Step 4: Simplify right side
    701,021.05x = 288,055,059,474.47
  5. Step 5: Solve for x
    x = 288,055,059,474.47/701,021.05
  6. Step 6: Final answer
    x = 410,907.86

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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.