Home / 993,851.70-1,490,777.55-461,195.70

Finding the Fourth Proportional to 993,851.70, 1,490,777.55 and 461,195.70

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Solution

The fourth proportional to 993,851.70, 1,490,777.55 and 461,195.70 is: 691,793.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,851.70 : 1,490,777.55 = 461,195.70 : x
  2. Step 2: Convert to fraction form
    993,851.70/1,490,777.55 = 461,195.70/x
  3. Step 3: Cross multiply
    993,851.70x = 1,490,777.55 × 461,195.70
  4. Step 4: Simplify right side
    993,851.70x = 687,540,195,716.54
  5. Step 5: Solve for x
    x = 687,540,195,716.54/993,851.70
  6. Step 6: Final answer
    x = 691,793.55

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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.