Home / 801,777.56-1,106,453.25-439,214.40

Finding the Fourth Proportional to 801,777.56, 1,106,453.25 and 439,214.40

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Solution

The fourth proportional to 801,777.56, 1,106,453.25 and 439,214.40 is: 606,115.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,777.56 : 1,106,453.25 = 439,214.40 : x
  2. Step 2: Convert to fraction form
    801,777.56/1,106,453.25 = 439,214.40/x
  3. Step 3: Cross multiply
    801,777.56x = 1,106,453.25 × 439,214.40
  4. Step 4: Simplify right side
    801,777.56x = 485,970,200,326.80
  5. Step 5: Solve for x
    x = 485,970,200,326.80/801,777.56
  6. Step 6: Final answer
    x = 606,115.99

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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.