Home / 705,056.40-1,057,584.60-231,627.60

Finding the Fourth Proportional to 705,056.40, 1,057,584.60 and 231,627.60

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Solution

The fourth proportional to 705,056.40, 1,057,584.60 and 231,627.60 is: 347,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,056.40 : 1,057,584.60 = 231,627.60 : x
  2. Step 2: Convert to fraction form
    705,056.40/1,057,584.60 = 231,627.60/x
  3. Step 3: Cross multiply
    705,056.40x = 1,057,584.60 × 231,627.60
  4. Step 4: Simplify right side
    705,056.40x = 244,965,782,694.96
  5. Step 5: Solve for x
    x = 244,965,782,694.96/705,056.40
  6. Step 6: Final answer
    x = 347,441.40

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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.