Home / 1,182,205.20-1,773,745.20-383,512.80

Finding the Fourth Proportional to 1,182,205.20, 1,773,745.20 and 383,512.80

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Solution

The fourth proportional to 1,182,205.20, 1,773,745.20 and 383,512.80 is: 575,411.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,205.20 : 1,773,745.20 = 383,512.80 : x
  2. Step 2: Convert to fraction form
    1,182,205.20/1,773,745.20 = 383,512.80/x
  3. Step 3: Cross multiply
    1,182,205.20x = 1,773,745.20 × 383,512.80
  4. Step 4: Simplify right side
    1,182,205.20x = 680,253,988,138.56
  5. Step 5: Solve for x
    x = 680,253,988,138.56/1,182,205.20
  6. Step 6: Final answer
    x = 575,411.09

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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.