Home / 969,392.48-1,454,067.84-259,420.40

Finding the Fourth Proportional to 969,392.48, 1,454,067.84 and 259,420.40

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Solution

The fourth proportional to 969,392.48, 1,454,067.84 and 259,420.40 is: 389,125.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,392.48 : 1,454,067.84 = 259,420.40 : x
  2. Step 2: Convert to fraction form
    969,392.48/1,454,067.84 = 259,420.40/x
  3. Step 3: Cross multiply
    969,392.48x = 1,454,067.84 × 259,420.40
  4. Step 4: Simplify right side
    969,392.48x = 377,214,860,679.94
  5. Step 5: Solve for x
    x = 377,214,860,679.94/969,392.48
  6. Step 6: Final answer
    x = 389,125.01

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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.