Home / 998,110.98-1,497,595.38-324,398.73

Finding the Fourth Proportional to 998,110.98, 1,497,595.38 and 324,398.73

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Solution

The fourth proportional to 998,110.98, 1,497,595.38 and 324,398.73 is: 486,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,110.98 : 1,497,595.38 = 324,398.73 : x
  2. Step 2: Convert to fraction form
    998,110.98/1,497,595.38 = 324,398.73/x
  3. Step 3: Cross multiply
    998,110.98x = 1,497,595.38 × 324,398.73
  4. Step 4: Simplify right side
    998,110.98x = 485,818,039,325.87
  5. Step 5: Solve for x
    x = 485,818,039,325.87/998,110.98
  6. Step 6: Final answer
    x = 486,737.50

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1.5x scale

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.