Home / 629,583.56-944,654.20-329,992.92

Finding the Fourth Proportional to 629,583.56, 944,654.20 and 329,992.92

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Solution

The fourth proportional to 629,583.56, 944,654.20 and 329,992.92 is: 495,135.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,583.56 : 944,654.20 = 329,992.92 : x
  2. Step 2: Convert to fraction form
    629,583.56/944,654.20 = 329,992.92/x
  3. Step 3: Cross multiply
    629,583.56x = 944,654.20 × 329,992.92
  4. Step 4: Simplify right side
    629,583.56x = 311,729,197,848.26
  5. Step 5: Solve for x
    x = 311,729,197,848.26/629,583.56
  6. Step 6: Final answer
    x = 495,135.54

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Double scale
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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.