Home / 591,339.20-886,749.60-236,235.20

Finding the Fourth Proportional to 591,339.20, 886,749.60 and 236,235.20

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Solution

The fourth proportional to 591,339.20, 886,749.60 and 236,235.20 is: 354,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,339.20 : 886,749.60 = 236,235.20 : x
  2. Step 2: Convert to fraction form
    591,339.20/886,749.60 = 236,235.20/x
  3. Step 3: Cross multiply
    591,339.20x = 886,749.60 × 236,235.20
  4. Step 4: Simplify right side
    591,339.20x = 209,481,469,105.92
  5. Step 5: Solve for x
    x = 209,481,469,105.92/591,339.20
  6. Step 6: Final answer
    x = 354,249.25

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Half scale
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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.