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Finding the Fourth Proportional to 441,652.66, 662,464.86 and 185,620.87

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Solution

The fourth proportional to 441,652.66, 662,464.86 and 185,620.87 is: 278,425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,652.66 : 662,464.86 = 185,620.87 : x
  2. Step 2: Convert to fraction form
    441,652.66/662,464.86 = 185,620.87/x
  3. Step 3: Cross multiply
    441,652.66x = 662,464.86 × 185,620.87
  4. Step 4: Simplify right side
    441,652.66x = 122,967,303,657.63
  5. Step 5: Solve for x
    x = 122,967,303,657.63/441,652.66
  6. Step 6: Final answer
    x = 278,425.37

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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.