Home / 740,469.81-1,110,704.73-179,504.31

Finding the Fourth Proportional to 740,469.81, 1,110,704.73 and 179,504.31

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Solution

The fourth proportional to 740,469.81, 1,110,704.73 and 179,504.31 is: 269,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,469.81 : 1,110,704.73 = 179,504.31 : x
  2. Step 2: Convert to fraction form
    740,469.81/1,110,704.73 = 179,504.31/x
  3. Step 3: Cross multiply
    740,469.81x = 1,110,704.73 × 179,504.31
  4. Step 4: Simplify right side
    740,469.81x = 199,376,286,172.39
  5. Step 5: Solve for x
    x = 199,376,286,172.39/740,469.81
  6. Step 6: Final answer
    x = 269,256.47

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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.