Home / 892,408.14-1,339,144.10-323,833.60

Finding the Fourth Proportional to 892,408.14, 1,339,144.10 and 323,833.60

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Solution

The fourth proportional to 892,408.14, 1,339,144.10 and 323,833.60 is: 485,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,408.14 : 1,339,144.10 = 323,833.60 : x
  2. Step 2: Convert to fraction form
    892,408.14/1,339,144.10 = 323,833.60/x
  3. Step 3: Cross multiply
    892,408.14x = 1,339,144.10 × 323,833.60
  4. Step 4: Simplify right side
    892,408.14x = 433,659,850,549.60
  5. Step 5: Solve for x
    x = 433,659,850,549.60/892,408.14
  6. Step 6: Final answer
    x = 485,943.40

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Double scale
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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.