Home / 494,128.04-681,633.77-300,594.95

Finding the Fourth Proportional to 494,128.04, 681,633.77 and 300,594.95

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Solution

The fourth proportional to 494,128.04, 681,633.77 and 300,594.95 is: 414,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,128.04 : 681,633.77 = 300,594.95 : x
  2. Step 2: Convert to fraction form
    494,128.04/681,633.77 = 300,594.95/x
  3. Step 3: Cross multiply
    494,128.04x = 681,633.77 × 300,594.95
  4. Step 4: Simplify right side
    494,128.04x = 204,895,667,508.49
  5. Step 5: Solve for x
    x = 204,895,667,508.49/494,128.04
  6. Step 6: Final answer
    x = 414,661.08

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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.