Home / 801,633.62-1,106,266.20-439,091.12

Finding the Fourth Proportional to 801,633.62, 1,106,266.20 and 439,091.12

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Solution

The fourth proportional to 801,633.62, 1,106,266.20 and 439,091.12 is: 605,952.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,633.62 : 1,106,266.20 = 439,091.12 : x
  2. Step 2: Convert to fraction form
    801,633.62/1,106,266.20 = 439,091.12/x
  3. Step 3: Cross multiply
    801,633.62x = 1,106,266.20 × 439,091.12
  4. Step 4: Simplify right side
    801,633.62x = 485,751,664,776.14
  5. Step 5: Solve for x
    x = 485,751,664,776.14/801,633.62
  6. Step 6: Final answer
    x = 605,952.21

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1.5x scale

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.