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Finding the Fourth Proportional to 6,562,981.60, 9,846,027.60 and 3,368,600.80

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Solution

The fourth proportional to 6,562,981.60, 9,846,027.60 and 3,368,600.80 is: 5,053,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,562,981.60 : 9,846,027.60 = 3,368,600.80 : x
  2. Step 2: Convert to fraction form
    6,562,981.60/9,846,027.60 = 3,368,600.80/x
  3. Step 3: Cross multiply
    6,562,981.60x = 9,846,027.60 × 3,368,600.80
  4. Step 4: Simplify right side
    6,562,981.60x = 33,167,336,450,182.08
  5. Step 5: Solve for x
    x = 33,167,336,450,182.08/6,562,981.60
  6. Step 6: Final answer
    x = 5,053,699.44

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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.