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Finding the Fourth Proportional to 3,944,699.76, 5,917,049.64 and 952,883.76

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Solution

The fourth proportional to 3,944,699.76, 5,917,049.64 and 952,883.76 is: 1,429,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,699.76 : 5,917,049.64 = 952,883.76 : x
  2. Step 2: Convert to fraction form
    3,944,699.76/5,917,049.64 = 952,883.76/x
  3. Step 3: Cross multiply
    3,944,699.76x = 5,917,049.64 × 952,883.76
  4. Step 4: Simplify right side
    3,944,699.76x = 5,638,260,509,069.85
  5. Step 5: Solve for x
    x = 5,638,260,509,069.85/3,944,699.76
  6. Step 6: Final answer
    x = 1,429,325.64

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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.