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Finding the Fourth Proportional to 259,259.34, 387,919.44 and 184,551.42

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Solution

The fourth proportional to 259,259.34, 387,919.44 and 184,551.42 is: 276,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,259.34 : 387,919.44 = 184,551.42 : x
  2. Step 2: Convert to fraction form
    259,259.34/387,919.44 = 184,551.42/x
  3. Step 3: Cross multiply
    259,259.34x = 387,919.44 × 184,551.42
  4. Step 4: Simplify right side
    259,259.34x = 71,591,083,497.60
  5. Step 5: Solve for x
    x = 71,591,083,497.60/259,259.34
  6. Step 6: Final answer
    x = 276,136.95

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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.