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Finding the Fourth Proportional to 635,843.73, 953,913.32 and 186,546.45

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Solution

The fourth proportional to 635,843.73, 953,913.32 and 186,546.45 is: 279,863.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,843.73 : 953,913.32 = 186,546.45 : x
  2. Step 2: Convert to fraction form
    635,843.73/953,913.32 = 186,546.45/x
  3. Step 3: Cross multiply
    635,843.73x = 953,913.32 × 186,546.45
  4. Step 4: Simplify right side
    635,843.73x = 177,949,142,520.98
  5. Step 5: Solve for x
    x = 177,949,142,520.98/635,843.73
  6. Step 6: Final answer
    x = 279,863.01

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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.