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Finding the Fourth Proportional to 6,644,878.88, 9,169,939.35 and 3,589,093.13

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Solution

The fourth proportional to 6,644,878.88, 9,169,939.35 and 3,589,093.13 is: 4,952,952.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,878.88 : 9,169,939.35 = 3,589,093.13 : x
  2. Step 2: Convert to fraction form
    6,644,878.88/9,169,939.35 = 3,589,093.13/x
  3. Step 3: Cross multiply
    6,644,878.88x = 9,169,939.35 × 3,589,093.13
  4. Step 4: Simplify right side
    6,644,878.88x = 32,911,766,277,751.97
  5. Step 5: Solve for x
    x = 32,911,766,277,751.97/6,644,878.88
  6. Step 6: Final answer
    x = 4,952,952.02

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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.