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Finding the Fourth Proportional to 184,390.67, 276,627.60 and 56,318.42

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Solution

The fourth proportional to 184,390.67, 276,627.60 and 56,318.42 is: 84,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,390.67 : 276,627.60 = 56,318.42 : x
  2. Step 2: Convert to fraction form
    184,390.67/276,627.60 = 56,318.42/x
  3. Step 3: Cross multiply
    184,390.67x = 276,627.60 × 56,318.42
  4. Step 4: Simplify right side
    184,390.67x = 15,579,227,977.25
  5. Step 5: Solve for x
    x = 15,579,227,977.25/184,390.67
  6. Step 6: Final answer
    x = 84,490.33

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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.