Home / 827,195.20-1,241,023.20-406,484.80

Finding the Fourth Proportional to 827,195.20, 1,241,023.20 and 406,484.80

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Solution

The fourth proportional to 827,195.20, 1,241,023.20 and 406,484.80 is: 609,840.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,195.20 : 1,241,023.20 = 406,484.80 : x
  2. Step 2: Convert to fraction form
    827,195.20/1,241,023.20 = 406,484.80/x
  3. Step 3: Cross multiply
    827,195.20x = 1,241,023.20 × 406,484.80
  4. Step 4: Simplify right side
    827,195.20x = 504,457,067,247.36
  5. Step 5: Solve for x
    x = 504,457,067,247.36/827,195.20
  6. Step 6: Final answer
    x = 609,840.42

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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.