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Finding the Fourth Proportional to 9,755,880.88, 14,628,951.88 and 3,189,734.44

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Solution

The fourth proportional to 9,755,880.88, 14,628,951.88 and 3,189,734.44 is: 4,783,009.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755,880.88 : 14,628,951.88 = 3,189,734.44 : x
  2. Step 2: Convert to fraction form
    9,755,880.88/14,628,951.88 = 3,189,734.44/x
  3. Step 3: Cross multiply
    9,755,880.88x = 14,628,951.88 × 3,189,734.44
  4. Step 4: Simplify right side
    9,755,880.88x = 46,662,471,632,738.75
  5. Step 5: Solve for x
    x = 46,662,471,632,738.75/9,755,880.88
  6. Step 6: Final answer
    x = 4,783,009.57

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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.