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Finding the Fourth Proportional to 5,372,573.00, 7,412,950.51 and 4,504,917.20

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Solution

The fourth proportional to 5,372,573.00, 7,412,950.51 and 4,504,917.20 is: 6,215,779.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372,573.00 : 7,412,950.51 = 4,504,917.20 : x
  2. Step 2: Convert to fraction form
    5,372,573.00/7,412,950.51 = 4,504,917.20/x
  3. Step 3: Cross multiply
    5,372,573.00x = 7,412,950.51 × 4,504,917.20
  4. Step 4: Simplify right side
    5,372,573.00x = 33,394,728,206,920.73
  5. Step 5: Solve for x
    x = 33,394,728,206,920.73/5,372,573.00
  6. Step 6: Final answer
    x = 6,215,779.34

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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.