Home / 740,858.52-1,111,279.68-179,893.56

Finding the Fourth Proportional to 740,858.52, 1,111,279.68 and 179,893.56

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Solution

The fourth proportional to 740,858.52, 1,111,279.68 and 179,893.56 is: 269,838.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,858.52 : 1,111,279.68 = 179,893.56 : x
  2. Step 2: Convert to fraction form
    740,858.52/1,111,279.68 = 179,893.56/x
  3. Step 3: Cross multiply
    740,858.52x = 1,111,279.68 × 179,893.56
  4. Step 4: Simplify right side
    740,858.52x = 199,912,057,790.86
  5. Step 5: Solve for x
    x = 199,912,057,790.86/740,858.52
  6. Step 6: Final answer
    x = 269,838.37

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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.