Home / 889,994.31-1,228,198.05-482,096.15

Finding the Fourth Proportional to 889,994.31, 1,228,198.05 and 482,096.15

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Solution

The fourth proportional to 889,994.31, 1,228,198.05 and 482,096.15 is: 665,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,994.31 : 1,228,198.05 = 482,096.15 : x
  2. Step 2: Convert to fraction form
    889,994.31/1,228,198.05 = 482,096.15/x
  3. Step 3: Cross multiply
    889,994.31x = 1,228,198.05 × 482,096.15
  4. Step 4: Simplify right side
    889,994.31x = 592,109,542,791.04
  5. Step 5: Solve for x
    x = 592,109,542,791.04/889,994.31
  6. Step 6: Final answer
    x = 665,295.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.