Home / 893,584.20-1,340,376.30-395,920.20

Finding the Fourth Proportional to 893,584.20, 1,340,376.30 and 395,920.20

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Solution

The fourth proportional to 893,584.20, 1,340,376.30 and 395,920.20 is: 593,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,584.20 : 1,340,376.30 = 395,920.20 : x
  2. Step 2: Convert to fraction form
    893,584.20/1,340,376.30 = 395,920.20/x
  3. Step 3: Cross multiply
    893,584.20x = 1,340,376.30 × 395,920.20
  4. Step 4: Simplify right side
    893,584.20x = 530,682,052,771.26
  5. Step 5: Solve for x
    x = 530,682,052,771.26/893,584.20
  6. Step 6: Final answer
    x = 593,880.30

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Double scale
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Similar ratio
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1.5x scale

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.