Home / 504,623.08-757,190.58-279,942.04

Finding the Fourth Proportional to 504,623.08, 757,190.58 and 279,942.04

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Solution

The fourth proportional to 504,623.08, 757,190.58 and 279,942.04 is: 420,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,623.08 : 757,190.58 = 279,942.04 : x
  2. Step 2: Convert to fraction form
    504,623.08/757,190.58 = 279,942.04/x
  3. Step 3: Cross multiply
    504,623.08x = 757,190.58 × 279,942.04
  4. Step 4: Simplify right side
    504,623.08x = 211,969,475,633.98
  5. Step 5: Solve for x
    x = 211,969,475,633.98/504,623.08
  6. Step 6: Final answer
    x = 420,055.06

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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.