Home / 320,269.14-441,952.20-177,020.64

Finding the Fourth Proportional to 320,269.14, 441,952.20 and 177,020.64

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Solution

The fourth proportional to 320,269.14, 441,952.20 and 177,020.64 is: 244,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,269.14 : 441,952.20 = 177,020.64 : x
  2. Step 2: Convert to fraction form
    320,269.14/441,952.20 = 177,020.64/x
  3. Step 3: Cross multiply
    320,269.14x = 441,952.20 × 177,020.64
  4. Step 4: Simplify right side
    320,269.14x = 78,234,661,293.41
  5. Step 5: Solve for x
    x = 78,234,661,293.41/320,269.14
  6. Step 6: Final answer
    x = 244,277.86

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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.