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Finding the Fourth Proportional to 236,375.71, 326,213.90 and 134,410.66

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Solution

The fourth proportional to 236,375.71, 326,213.90 and 134,410.66 is: 185,495.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,375.71 : 326,213.90 = 134,410.66 : x
  2. Step 2: Convert to fraction form
    236,375.71/326,213.90 = 134,410.66/x
  3. Step 3: Cross multiply
    236,375.71x = 326,213.90 × 134,410.66
  4. Step 4: Simplify right side
    236,375.71x = 43,846,624,616.63
  5. Step 5: Solve for x
    x = 43,846,624,616.63/236,375.71
  6. Step 6: Final answer
    x = 185,495.48

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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.