Home / 844,687.20-1,265,264.40-395,791.20

Finding the Fourth Proportional to 844,687.20, 1,265,264.40 and 395,791.20

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Solution

The fourth proportional to 844,687.20, 1,265,264.40 and 395,791.20 is: 592,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,687.20 : 1,265,264.40 = 395,791.20 : x
  2. Step 2: Convert to fraction form
    844,687.20/1,265,264.40 = 395,791.20/x
  3. Step 3: Cross multiply
    844,687.20x = 1,265,264.40 × 395,791.20
  4. Step 4: Simplify right side
    844,687.20x = 500,780,515,193.28
  5. Step 5: Solve for x
    x = 500,780,515,193.28/844,687.20
  6. Step 6: Final answer
    x = 592,859.13

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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.