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Finding the Fourth Proportional to 394,887.68, 592,112.72 and 184,410.80

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Solution

The fourth proportional to 394,887.68, 592,112.72 and 184,410.80 is: 276,514.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,887.68 : 592,112.72 = 184,410.80 : x
  2. Step 2: Convert to fraction form
    394,887.68/592,112.72 = 184,410.80/x
  3. Step 3: Cross multiply
    394,887.68x = 592,112.72 × 184,410.80
  4. Step 4: Simplify right side
    394,887.68x = 109,191,979,463.32
  5. Step 5: Solve for x
    x = 109,191,979,463.32/394,887.68
  6. Step 6: Final answer
    x = 276,514.02

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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.