Home / 396,124.12-594,563.46-245,909.80

Finding the Fourth Proportional to 396,124.12, 594,563.46 and 245,909.80

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Solution

The fourth proportional to 396,124.12, 594,563.46 and 245,909.80 is: 369,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,124.12 : 594,563.46 = 245,909.80 : x
  2. Step 2: Convert to fraction form
    396,124.12/594,563.46 = 245,909.80/x
  3. Step 3: Cross multiply
    396,124.12x = 594,563.46 × 245,909.80
  4. Step 4: Simplify right side
    396,124.12x = 146,208,981,535.91
  5. Step 5: Solve for x
    x = 146,208,981,535.91/396,124.12
  6. Step 6: Final answer
    x = 369,098.91

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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.