Home / 800,506.35-1,198,835.48-457,911.09

Finding the Fourth Proportional to 800,506.35, 1,198,835.48 and 457,911.09

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Solution

The fourth proportional to 800,506.35, 1,198,835.48 and 457,911.09 is: 685,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,506.35 : 1,198,835.48 = 457,911.09 : x
  2. Step 2: Convert to fraction form
    800,506.35/1,198,835.48 = 457,911.09/x
  3. Step 3: Cross multiply
    800,506.35x = 1,198,835.48 × 457,911.09
  4. Step 4: Simplify right side
    800,506.35x = 548,960,062,085.01
  5. Step 5: Solve for x
    x = 548,960,062,085.01/800,506.35
  6. Step 6: Final answer
    x = 685,766.03

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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.