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Finding the Fourth Proportional to 343,949.94, 515,735.46 and 184,213.08

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Solution

The fourth proportional to 343,949.94, 515,735.46 and 184,213.08 is: 276,218.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,949.94 : 515,735.46 = 184,213.08 : x
  2. Step 2: Convert to fraction form
    343,949.94/515,735.46 = 184,213.08/x
  3. Step 3: Cross multiply
    343,949.94x = 515,735.46 × 184,213.08
  4. Step 4: Simplify right side
    343,949.94x = 95,005,217,551.82
  5. Step 5: Solve for x
    x = 95,005,217,551.82/343,949.94
  6. Step 6: Final answer
    x = 276,218.15

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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.