Home / 729,968.40-1,093,109.40-582,512.40

Finding the Fourth Proportional to 729,968.40, 1,093,109.40 and 582,512.40

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Solution

The fourth proportional to 729,968.40, 1,093,109.40 and 582,512.40 is: 872,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,968.40 : 1,093,109.40 = 582,512.40 : x
  2. Step 2: Convert to fraction form
    729,968.40/1,093,109.40 = 582,512.40/x
  3. Step 3: Cross multiply
    729,968.40x = 1,093,109.40 × 582,512.40
  4. Step 4: Simplify right side
    729,968.40x = 636,749,780,056.56
  5. Step 5: Solve for x
    x = 636,749,780,056.56/729,968.40
  6. Step 6: Final answer
    x = 872,297.73

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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.