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Finding the Fourth Proportional to 1,295,801.73, 1,943,866.62 and 443,036.97

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Solution

The fourth proportional to 1,295,801.73, 1,943,866.62 and 443,036.97 is: 664,611.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,801.73 : 1,943,866.62 = 443,036.97 : x
  2. Step 2: Convert to fraction form
    1,295,801.73/1,943,866.62 = 443,036.97/x
  3. Step 3: Cross multiply
    1,295,801.73x = 1,943,866.62 × 443,036.97
  4. Step 4: Simplify right side
    1,295,801.73x = 861,204,777,408.94
  5. Step 5: Solve for x
    x = 861,204,777,408.94/1,295,801.73
  6. Step 6: Final answer
    x = 664,611.54

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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.