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Finding the Fourth Proportional to 301,644.03, 416,114.79 and 192,633.78

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Solution

The fourth proportional to 301,644.03, 416,114.79 and 192,633.78 is: 265,736.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,644.03 : 416,114.79 = 192,633.78 : x
  2. Step 2: Convert to fraction form
    301,644.03/416,114.79 = 192,633.78/x
  3. Step 3: Cross multiply
    301,644.03x = 416,114.79 × 192,633.78
  4. Step 4: Simplify right side
    301,644.03x = 80,157,764,911.61
  5. Step 5: Solve for x
    x = 80,157,764,911.61/301,644.03
  6. Step 6: Final answer
    x = 265,736.29

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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.