Home / 744,321.20-1,027,394.54-591,630.33

Finding the Fourth Proportional to 744,321.20, 1,027,394.54 and 591,630.33

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Solution

The fourth proportional to 744,321.20, 1,027,394.54 and 591,630.33 is: 816,633.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,321.20 : 1,027,394.54 = 591,630.33 : x
  2. Step 2: Convert to fraction form
    744,321.20/1,027,394.54 = 591,630.33/x
  3. Step 3: Cross multiply
    744,321.20x = 1,027,394.54 × 591,630.33
  4. Step 4: Simplify right side
    744,321.20x = 607,837,765,213.76
  5. Step 5: Solve for x
    x = 607,837,765,213.76/744,321.20
  6. Step 6: Final answer
    x = 816,633.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.