Home / 664,016.14-996,033.12-208,592.54

Finding the Fourth Proportional to 664,016.14, 996,033.12 and 208,592.54

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Solution

The fourth proportional to 664,016.14, 996,033.12 and 208,592.54 is: 312,891.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,016.14 : 996,033.12 = 208,592.54 : x
  2. Step 2: Convert to fraction form
    664,016.14/996,033.12 = 208,592.54/x
  3. Step 3: Cross multiply
    664,016.14x = 996,033.12 × 208,592.54
  4. Step 4: Simplify right side
    664,016.14x = 207,765,078,424.93
  5. Step 5: Solve for x
    x = 207,765,078,424.93/664,016.14
  6. Step 6: Final answer
    x = 312,891.61

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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.