Home / 941,766.40-1,412,649.60-231,785.20

Finding the Fourth Proportional to 941,766.40, 1,412,649.60 and 231,785.20

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Solution

The fourth proportional to 941,766.40, 1,412,649.60 and 231,785.20 is: 347,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,766.40 : 1,412,649.60 = 231,785.20 : x
  2. Step 2: Convert to fraction form
    941,766.40/1,412,649.60 = 231,785.20/x
  3. Step 3: Cross multiply
    941,766.40x = 1,412,649.60 × 231,785.20
  4. Step 4: Simplify right side
    941,766.40x = 327,431,270,065.92
  5. Step 5: Solve for x
    x = 327,431,270,065.92/941,766.40
  6. Step 6: Final answer
    x = 347,677.80

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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.