Home / 779,195.22-1,169,511.24-395,213.58

Finding the Fourth Proportional to 779,195.22, 1,169,511.24 and 395,213.58

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Solution

The fourth proportional to 779,195.22, 1,169,511.24 and 395,213.58 is: 593,184.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,195.22 : 1,169,511.24 = 395,213.58 : x
  2. Step 2: Convert to fraction form
    779,195.22/1,169,511.24 = 395,213.58/x
  3. Step 3: Cross multiply
    779,195.22x = 1,169,511.24 × 395,213.58
  4. Step 4: Simplify right side
    779,195.22x = 462,206,724,010.64
  5. Step 5: Solve for x
    x = 462,206,724,010.64/779,195.22
  6. Step 6: Final answer
    x = 593,184.75

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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.