Home / 751,647.69-1,127,351.52-219,044.14

Finding the Fourth Proportional to 751,647.69, 1,127,351.52 and 219,044.14

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Solution

The fourth proportional to 751,647.69, 1,127,351.52 and 219,044.14 is: 328,531.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,647.69 : 1,127,351.52 = 219,044.14 : x
  2. Step 2: Convert to fraction form
    751,647.69/1,127,351.52 = 219,044.14/x
  3. Step 3: Cross multiply
    751,647.69x = 1,127,351.52 × 219,044.14
  4. Step 4: Simplify right side
    751,647.69x = 246,939,741,357.71
  5. Step 5: Solve for x
    x = 246,939,741,357.71/751,647.69
  6. Step 6: Final answer
    x = 328,531.23

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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.