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Finding the Fourth Proportional to 605,171.28, 907,891.72 and 184,479.92

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Solution

The fourth proportional to 605,171.28, 907,891.72 and 184,479.92 is: 276,760.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,171.28 : 907,891.72 = 184,479.92 : x
  2. Step 2: Convert to fraction form
    605,171.28/907,891.72 = 184,479.92/x
  3. Step 3: Cross multiply
    605,171.28x = 907,891.72 × 184,479.92
  4. Step 4: Simplify right side
    605,171.28x = 167,487,791,874.26
  5. Step 5: Solve for x
    x = 167,487,791,874.26/605,171.28
  6. Step 6: Final answer
    x = 276,760.97

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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.