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Finding the Fourth Proportional to 14,040,766.80, 19,699,588.80 and 14,040,766.80

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Solution

The fourth proportional to 14,040,766.80, 19,699,588.80 and 14,040,766.80 is: 19,699,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,766.80 : 19,699,588.80 = 14,040,766.80 : x
  2. Step 2: Convert to fraction form
    14,040,766.80/19,699,588.80 = 14,040,766.80/x
  3. Step 3: Cross multiply
    14,040,766.80x = 19,699,588.80 × 14,040,766.80
  4. Step 4: Simplify right side
    14,040,766.80x = 276,597,332,396,691.88
  5. Step 5: Solve for x
    x = 276,597,332,396,691.88/14,040,766.80
  6. Step 6: Final answer
    x = 19,699,588.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.