Home / 397,323.85-596,004.14-131,107.63

Finding the Fourth Proportional to 397,323.85, 596,004.14 and 131,107.63

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Solution

The fourth proportional to 397,323.85, 596,004.14 and 131,107.63 is: 196,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,323.85 : 596,004.14 = 131,107.63 : x
  2. Step 2: Convert to fraction form
    397,323.85/596,004.14 = 131,107.63/x
  3. Step 3: Cross multiply
    397,323.85x = 596,004.14 × 131,107.63
  4. Step 4: Simplify right side
    397,323.85x = 78,140,690,265.59
  5. Step 5: Solve for x
    x = 78,140,690,265.59/397,323.85
  6. Step 6: Final answer
    x = 196,667.51

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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.