Home / 396,244.20-594,345.42-129,969.66

Finding the Fourth Proportional to 396,244.20, 594,345.42 and 129,969.66

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Solution

The fourth proportional to 396,244.20, 594,345.42 and 129,969.66 is: 194,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,244.20 : 594,345.42 = 129,969.66 : x
  2. Step 2: Convert to fraction form
    396,244.20/594,345.42 = 129,969.66/x
  3. Step 3: Cross multiply
    396,244.20x = 594,345.42 × 129,969.66
  4. Step 4: Simplify right side
    396,244.20x = 77,246,872,159.96
  5. Step 5: Solve for x
    x = 77,246,872,159.96/396,244.20
  6. Step 6: Final answer
    x = 194,947.64

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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.