Home / 928,788.26-1,393,176.30-254,816.84

Finding the Fourth Proportional to 928,788.26, 1,393,176.30 and 254,816.84

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Solution

The fourth proportional to 928,788.26, 1,393,176.30 and 254,816.84 is: 382,223.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,788.26 : 1,393,176.30 = 254,816.84 : x
  2. Step 2: Convert to fraction form
    928,788.26/1,393,176.30 = 254,816.84/x
  3. Step 3: Cross multiply
    928,788.26x = 1,393,176.30 × 254,816.84
  4. Step 4: Simplify right side
    928,788.26x = 355,004,782,328.89
  5. Step 5: Solve for x
    x = 355,004,782,328.89/928,788.26
  6. Step 6: Final answer
    x = 382,223.59

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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.