Home / 998,198.04-1,377,354.06-568,486.20

Finding the Fourth Proportional to 998,198.04, 1,377,354.06 and 568,486.20

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Solution

The fourth proportional to 998,198.04, 1,377,354.06 and 568,486.20 is: 784,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,198.04 : 1,377,354.06 = 568,486.20 : x
  2. Step 2: Convert to fraction form
    998,198.04/1,377,354.06 = 568,486.20/x
  3. Step 3: Cross multiply
    998,198.04x = 1,377,354.06 × 568,486.20
  4. Step 4: Simplify right side
    998,198.04x = 783,006,775,623.97
  5. Step 5: Solve for x
    x = 783,006,775,623.97/998,198.04
  6. Step 6: Final answer
    x = 784,420.27

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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.