Home / 932,767.20-1,399,150.80-400,197.60

Finding the Fourth Proportional to 932,767.20, 1,399,150.80 and 400,197.60

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Solution

The fourth proportional to 932,767.20, 1,399,150.80 and 400,197.60 is: 600,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,767.20 : 1,399,150.80 = 400,197.60 : x
  2. Step 2: Convert to fraction form
    932,767.20/1,399,150.80 = 400,197.60/x
  3. Step 3: Cross multiply
    932,767.20x = 1,399,150.80 × 400,197.60
  4. Step 4: Simplify right side
    932,767.20x = 559,936,792,198.08
  5. Step 5: Solve for x
    x = 559,936,792,198.08/932,767.20
  6. Step 6: Final answer
    x = 600,296.40

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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.