Home / 751,648.44-1,127,352.65-219,044.90

Finding the Fourth Proportional to 751,648.44, 1,127,352.65 and 219,044.90

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Solution

The fourth proportional to 751,648.44, 1,127,352.65 and 219,044.90 is: 328,532.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,648.44 : 1,127,352.65 = 219,044.90 : x
  2. Step 2: Convert to fraction form
    751,648.44/1,127,352.65 = 219,044.90/x
  3. Step 3: Cross multiply
    751,648.44x = 1,127,352.65 × 219,044.90
  4. Step 4: Simplify right side
    751,648.44x = 246,940,841,752.00
  5. Step 5: Solve for x
    x = 246,940,841,752.00/751,648.44
  6. Step 6: Final answer
    x = 328,532.37

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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.