Home / 993,850.20-1,490,775.30-461,194.20

Finding the Fourth Proportional to 993,850.20, 1,490,775.30 and 461,194.20

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Solution

The fourth proportional to 993,850.20, 1,490,775.30 and 461,194.20 is: 691,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,850.20 : 1,490,775.30 = 461,194.20 : x
  2. Step 2: Convert to fraction form
    993,850.20/1,490,775.30 = 461,194.20/x
  3. Step 3: Cross multiply
    993,850.20x = 1,490,775.30 × 461,194.20
  4. Step 4: Simplify right side
    993,850.20x = 687,536,921,863.26
  5. Step 5: Solve for x
    x = 687,536,921,863.26/993,850.20
  6. Step 6: Final answer
    x = 691,791.30

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Half scale
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Double scale
Find fourth proportional to 993,851.20, 1,490,776.80 and 461,195.20
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.