Home / 801,324.30-1,201,986.45-533,198.10

Finding the Fourth Proportional to 801,324.30, 1,201,986.45 and 533,198.10

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Solution

The fourth proportional to 801,324.30, 1,201,986.45 and 533,198.10 is: 799,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,324.30 : 1,201,986.45 = 533,198.10 : x
  2. Step 2: Convert to fraction form
    801,324.30/1,201,986.45 = 533,198.10/x
  3. Step 3: Cross multiply
    801,324.30x = 1,201,986.45 × 533,198.10
  4. Step 4: Simplify right side
    801,324.30x = 640,896,891,365.75
  5. Step 5: Solve for x
    x = 640,896,891,365.75/801,324.30
  6. Step 6: Final answer
    x = 799,797.15

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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.