Home / 851,683.20-1,277,153.91-244,337.49

Finding the Fourth Proportional to 851,683.20, 1,277,153.91 and 244,337.49

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Solution

The fourth proportional to 851,683.20, 1,277,153.91 and 244,337.49 is: 366,399.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,683.20 : 1,277,153.91 = 244,337.49 : x
  2. Step 2: Convert to fraction form
    851,683.20/1,277,153.91 = 244,337.49/x
  3. Step 3: Cross multiply
    851,683.20x = 1,277,153.91 × 244,337.49
  4. Step 4: Simplify right side
    851,683.20x = 312,056,580,713.09
  5. Step 5: Solve for x
    x = 312,056,580,713.09/851,683.20
  6. Step 6: Final answer
    x = 366,399.83

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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.