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Finding the Fourth Proportional to 196,524.60, 271,202.60 and 111,641.64

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Solution

The fourth proportional to 196,524.60, 271,202.60 and 111,641.64 is: 154,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,524.60 : 271,202.60 = 111,641.64 : x
  2. Step 2: Convert to fraction form
    196,524.60/271,202.60 = 111,641.64/x
  3. Step 3: Cross multiply
    196,524.60x = 271,202.60 × 111,641.64
  4. Step 4: Simplify right side
    196,524.60x = 30,277,503,315.37
  5. Step 5: Solve for x
    x = 30,277,503,315.37/196,524.60
  6. Step 6: Final answer
    x = 154,064.70

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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.