Home / 961,183.32-1,326,339.46-531,404.60

Finding the Fourth Proportional to 961,183.32, 1,326,339.46 and 531,404.60

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Solution

The fourth proportional to 961,183.32, 1,326,339.46 and 531,404.60 is: 733,286.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,183.32 : 1,326,339.46 = 531,404.60 : x
  2. Step 2: Convert to fraction form
    961,183.32/1,326,339.46 = 531,404.60/x
  3. Step 3: Cross multiply
    961,183.32x = 1,326,339.46 × 531,404.60
  4. Step 4: Simplify right side
    961,183.32x = 704,822,890,205.52
  5. Step 5: Solve for x
    x = 704,822,890,205.52/961,183.32
  6. Step 6: Final answer
    x = 733,286.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.