Home / 799,933.20-1,198,150.20-621,036.60

Finding the Fourth Proportional to 799,933.20, 1,198,150.20 and 621,036.60

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Solution

The fourth proportional to 799,933.20, 1,198,150.20 and 621,036.60 is: 930,196.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,933.20 : 1,198,150.20 = 621,036.60 : x
  2. Step 2: Convert to fraction form
    799,933.20/1,198,150.20 = 621,036.60/x
  3. Step 3: Cross multiply
    799,933.20x = 1,198,150.20 × 621,036.60
  4. Step 4: Simplify right side
    799,933.20x = 744,095,126,497.32
  5. Step 5: Solve for x
    x = 744,095,126,497.32/799,933.20
  6. Step 6: Final answer
    x = 930,196.58

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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.