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Finding the Fourth Proportional to 5,804,164.80, 8,707,996.80 and 3,109,780.80

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Solution

The fourth proportional to 5,804,164.80, 8,707,996.80 and 3,109,780.80 is: 4,665,608.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804,164.80 : 8,707,996.80 = 3,109,780.80 : x
  2. Step 2: Convert to fraction form
    5,804,164.80/8,707,996.80 = 3,109,780.80/x
  3. Step 3: Cross multiply
    5,804,164.80x = 8,707,996.80 × 3,109,780.80
  4. Step 4: Simplify right side
    5,804,164.80x = 27,079,961,255,101.44
  5. Step 5: Solve for x
    x = 27,079,961,255,101.44/5,804,164.80
  6. Step 6: Final answer
    x = 4,665,608.61

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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.