Home / 998,799.06-1,378,005.09-568,774.26

Finding the Fourth Proportional to 998,799.06, 1,378,005.09 and 568,774.26

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Solution

The fourth proportional to 998,799.06, 1,378,005.09 and 568,774.26 is: 784,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,799.06 : 1,378,005.09 = 568,774.26 : x
  2. Step 2: Convert to fraction form
    998,799.06/1,378,005.09 = 568,774.26/x
  3. Step 3: Cross multiply
    998,799.06x = 1,378,005.09 × 568,774.26
  4. Step 4: Simplify right side
    998,799.06x = 783,773,825,340.98
  5. Step 5: Solve for x
    x = 783,773,825,340.98/998,799.06
  6. Step 6: Final answer
    x = 784,716.22

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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.