Home / 494,191.40-681,923.16-350,899.16

Finding the Fourth Proportional to 494,191.40, 681,923.16 and 350,899.16

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Solution

The fourth proportional to 494,191.40, 681,923.16 and 350,899.16 is: 484,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,191.40 : 681,923.16 = 350,899.16 : x
  2. Step 2: Convert to fraction form
    494,191.40/681,923.16 = 350,899.16/x
  3. Step 3: Cross multiply
    494,191.40x = 681,923.16 × 350,899.16
  4. Step 4: Simplify right side
    494,191.40x = 239,286,264,028.55
  5. Step 5: Solve for x
    x = 239,286,264,028.55/494,191.40
  6. Step 6: Final answer
    x = 484,197.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.