Home / 336,850.80-505,276.20-202,131.60

Finding the Fourth Proportional to 336,850.80, 505,276.20 and 202,131.60

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Solution

The fourth proportional to 336,850.80, 505,276.20 and 202,131.60 is: 303,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,850.80 : 505,276.20 = 202,131.60 : x
  2. Step 2: Convert to fraction form
    336,850.80/505,276.20 = 202,131.60/x
  3. Step 3: Cross multiply
    336,850.80x = 505,276.20 × 202,131.60
  4. Step 4: Simplify right side
    336,850.80x = 102,132,286,747.92
  5. Step 5: Solve for x
    x = 102,132,286,747.92/336,850.80
  6. Step 6: Final answer
    x = 303,197.40

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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.