Home / 396,412.24-594,709.20-171,810.40

Finding the Fourth Proportional to 396,412.24, 594,709.20 and 171,810.40

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Solution

The fourth proportional to 396,412.24, 594,709.20 and 171,810.40 is: 257,754.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,412.24 : 594,709.20 = 171,810.40 : x
  2. Step 2: Convert to fraction form
    396,412.24/594,709.20 = 171,810.40/x
  3. Step 3: Cross multiply
    396,412.24x = 594,709.20 × 171,810.40
  4. Step 4: Simplify right side
    396,412.24x = 102,177,225,535.68
  5. Step 5: Solve for x
    x = 102,177,225,535.68/396,412.24
  6. Step 6: Final answer
    x = 257,754.97

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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.