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Finding the Fourth Proportional to 236,591, 326,492.60 and 134,616.14

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Solution

The fourth proportional to 236,591, 326,492.60 and 134,616.14 is: 185,768.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,591 : 326,492.60 = 134,616.14 : x
  2. Step 2: Convert to fraction form
    236,591/326,492.60 = 134,616.14/x
  3. Step 3: Cross multiply
    236,591x = 326,492.60 × 134,616.14
  4. Step 4: Simplify right side
    236,591x = 43,951,173,550.56
  5. Step 5: Solve for x
    x = 43,951,173,550.56/236,591
  6. Step 6: Final answer
    x = 185,768.58

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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.