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Finding the Fourth Proportional to 336,168.80, 504,253.20 and 122,936.30

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Solution

The fourth proportional to 336,168.80, 504,253.20 and 122,936.30 is: 184,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,168.80 : 504,253.20 = 122,936.30 : x
  2. Step 2: Convert to fraction form
    336,168.80/504,253.20 = 122,936.30/x
  3. Step 3: Cross multiply
    336,168.80x = 504,253.20 × 122,936.30
  4. Step 4: Simplify right side
    336,168.80x = 61,991,022,671.16
  5. Step 5: Solve for x
    x = 61,991,022,671.16/336,168.80
  6. Step 6: Final answer
    x = 184,404.45

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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.