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Finding the Fourth Proportional to 320,168.64, 441,787.85 and 184,150.88

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Solution

The fourth proportional to 320,168.64, 441,787.85 and 184,150.88 is: 254,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,168.64 : 441,787.85 = 184,150.88 : x
  2. Step 2: Convert to fraction form
    320,168.64/441,787.85 = 184,150.88/x
  3. Step 3: Cross multiply
    320,168.64x = 441,787.85 × 184,150.88
  4. Step 4: Simplify right side
    320,168.64x = 81,355,621,350.81
  5. Step 5: Solve for x
    x = 81,355,621,350.81/320,168.64
  6. Step 6: Final answer
    x = 254,102.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.