Home / 801,853.58-1,106,511.44-439,214.30

Finding the Fourth Proportional to 801,853.58, 1,106,511.44 and 439,214.30

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Solution

The fourth proportional to 801,853.58, 1,106,511.44 and 439,214.30 is: 606,090.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,853.58 : 1,106,511.44 = 439,214.30 : x
  2. Step 2: Convert to fraction form
    801,853.58/1,106,511.44 = 439,214.30/x
  3. Step 3: Cross multiply
    801,853.58x = 1,106,511.44 × 439,214.30
  4. Step 4: Simplify right side
    801,853.58x = 485,995,643,982.38
  5. Step 5: Solve for x
    x = 485,995,643,982.38/801,853.58
  6. Step 6: Final answer
    x = 606,090.26

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Double scale
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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.