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Finding the Fourth Proportional to 184,453.79, 276,639.15 and 120,391.77

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Solution

The fourth proportional to 184,453.79, 276,639.15 and 120,391.77 is: 180,560.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,453.79 : 276,639.15 = 120,391.77 : x
  2. Step 2: Convert to fraction form
    184,453.79/276,639.15 = 120,391.77/x
  3. Step 3: Cross multiply
    184,453.79x = 276,639.15 × 120,391.77
  4. Step 4: Simplify right side
    184,453.79x = 33,305,076,919.80
  5. Step 5: Solve for x
    x = 33,305,076,919.80/184,453.79
  6. Step 6: Final answer
    x = 180,560.55

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1.5x scale

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.