Home / 454,849.80-682,274.70-255,310.35

Finding the Fourth Proportional to 454,849.80, 682,274.70 and 255,310.35

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Solution

The fourth proportional to 454,849.80, 682,274.70 and 255,310.35 is: 382,965.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,849.80 : 682,274.70 = 255,310.35 : x
  2. Step 2: Convert to fraction form
    454,849.80/682,274.70 = 255,310.35/x
  3. Step 3: Cross multiply
    454,849.80x = 682,274.70 × 255,310.35
  4. Step 4: Simplify right side
    454,849.80x = 174,191,792,453.15
  5. Step 5: Solve for x
    x = 174,191,792,453.15/454,849.80
  6. Step 6: Final answer
    x = 382,965.53

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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.