Home / 584,634.62-806,789.67-329,996.54

Finding the Fourth Proportional to 584,634.62, 806,789.67 and 329,996.54

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Solution

The fourth proportional to 584,634.62, 806,789.67 and 329,996.54 is: 455,391.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,634.62 : 806,789.67 = 329,996.54 : x
  2. Step 2: Convert to fraction form
    584,634.62/806,789.67 = 329,996.54/x
  3. Step 3: Cross multiply
    584,634.62x = 806,789.67 × 329,996.54
  4. Step 4: Simplify right side
    584,634.62x = 266,237,795,573.79
  5. Step 5: Solve for x
    x = 266,237,795,573.79/584,634.62
  6. Step 6: Final answer
    x = 455,391.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.