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Finding the Fourth Proportional to 341,409.60, 471,074.89 and 196,187.33

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Solution

The fourth proportional to 341,409.60, 471,074.89 and 196,187.33 is: 270,698.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,409.60 : 471,074.89 = 196,187.33 : x
  2. Step 2: Convert to fraction form
    341,409.60/471,074.89 = 196,187.33/x
  3. Step 3: Cross multiply
    341,409.60x = 471,074.89 × 196,187.33
  4. Step 4: Simplify right side
    341,409.60x = 92,418,924,899.14
  5. Step 5: Solve for x
    x = 92,418,924,899.14/341,409.60
  6. Step 6: Final answer
    x = 270,698.08

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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.