Home / 740,019.70-1,110,029.55-629,794.90

Finding the Fourth Proportional to 740,019.70, 1,110,029.55 and 629,794.90

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Solution

The fourth proportional to 740,019.70, 1,110,029.55 and 629,794.90 is: 944,692.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,019.70 : 1,110,029.55 = 629,794.90 : x
  2. Step 2: Convert to fraction form
    740,019.70/1,110,029.55 = 629,794.90/x
  3. Step 3: Cross multiply
    740,019.70x = 1,110,029.55 × 629,794.90
  4. Step 4: Simplify right side
    740,019.70x = 699,090,949,439.30
  5. Step 5: Solve for x
    x = 699,090,949,439.30/740,019.70
  6. Step 6: Final answer
    x = 944,692.35

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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.