Home / 998,797.56-1,378,003.02-568,772.76

Finding the Fourth Proportional to 998,797.56, 1,378,003.02 and 568,772.76

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Solution

The fourth proportional to 998,797.56, 1,378,003.02 and 568,772.76 is: 784,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,797.56 : 1,378,003.02 = 568,772.76 : x
  2. Step 2: Convert to fraction form
    998,797.56/1,378,003.02 = 568,772.76/x
  3. Step 3: Cross multiply
    998,797.56x = 1,378,003.02 × 568,772.76
  4. Step 4: Simplify right side
    998,797.56x = 783,770,580,973.74
  5. Step 5: Solve for x
    x = 783,770,580,973.74/998,797.56
  6. Step 6: Final answer
    x = 784,714.15

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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.