Home / 703,089.06-1,054,466.33-303,511.20

Finding the Fourth Proportional to 703,089.06, 1,054,466.33 and 303,511.20

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Solution

The fourth proportional to 703,089.06, 1,054,466.33 and 303,511.20 is: 455,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,089.06 : 1,054,466.33 = 303,511.20 : x
  2. Step 2: Convert to fraction form
    703,089.06/1,054,466.33 = 303,511.20/x
  3. Step 3: Cross multiply
    703,089.06x = 1,054,466.33 × 303,511.20
  4. Step 4: Simplify right side
    703,089.06x = 320,042,339,660.34
  5. Step 5: Solve for x
    x = 320,042,339,660.34/703,089.06
  6. Step 6: Final answer
    x = 455,194.59

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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.