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Finding the Fourth Proportional to 368,367.87, 552,551.94 and 165,727.32

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Solution

The fourth proportional to 368,367.87, 552,551.94 and 165,727.32 is: 248,591.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,367.87 : 552,551.94 = 165,727.32 : x
  2. Step 2: Convert to fraction form
    368,367.87/552,551.94 = 165,727.32/x
  3. Step 3: Cross multiply
    368,367.87x = 552,551.94 × 165,727.32
  4. Step 4: Simplify right side
    368,367.87x = 91,572,951,561.91
  5. Step 5: Solve for x
    x = 91,572,951,561.91/368,367.87
  6. Step 6: Final answer
    x = 248,591.04

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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.