Home / 396,441.68-594,667.38-115,964.60

Finding the Fourth Proportional to 396,441.68, 594,667.38 and 115,964.60

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Solution

The fourth proportional to 396,441.68, 594,667.38 and 115,964.60 is: 173,948.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,441.68 : 594,667.38 = 115,964.60 : x
  2. Step 2: Convert to fraction form
    396,441.68/594,667.38 = 115,964.60/x
  3. Step 3: Cross multiply
    396,441.68x = 594,667.38 × 115,964.60
  4. Step 4: Simplify right side
    396,441.68x = 68,960,364,854.75
  5. Step 5: Solve for x
    x = 68,960,364,854.75/396,441.68
  6. Step 6: Final answer
    x = 173,948.32

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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.