Home / 1,093,726.40-1,640,589.60-383,826.20

Finding the Fourth Proportional to 1,093,726.40, 1,640,589.60 and 383,826.20

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Solution

The fourth proportional to 1,093,726.40, 1,640,589.60 and 383,826.20 is: 575,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,726.40 : 1,640,589.60 = 383,826.20 : x
  2. Step 2: Convert to fraction form
    1,093,726.40/1,640,589.60 = 383,826.20/x
  3. Step 3: Cross multiply
    1,093,726.40x = 1,640,589.60 × 383,826.20
  4. Step 4: Simplify right side
    1,093,726.40x = 629,701,271,927.52
  5. Step 5: Solve for x
    x = 629,701,271,927.52/1,093,726.40
  6. Step 6: Final answer
    x = 575,739.30

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Double scale
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Similar ratio
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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.