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Finding the Fourth Proportional to 297,331.98, 410,658.69 and 195,811.25

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Solution

The fourth proportional to 297,331.98, 410,658.69 and 195,811.25 is: 270,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,331.98 : 410,658.69 = 195,811.25 : x
  2. Step 2: Convert to fraction form
    297,331.98/410,658.69 = 195,811.25/x
  3. Step 3: Cross multiply
    297,331.98x = 410,658.69 × 195,811.25
  4. Step 4: Simplify right side
    297,331.98x = 80,411,589,358.97
  5. Step 5: Solve for x
    x = 80,411,589,358.97/297,331.98
  6. Step 6: Final answer
    x = 270,443.80

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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.