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Finding the Fourth Proportional to 341,580.56, 471,385.04 and 188,618.54

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Solution

The fourth proportional to 341,580.56, 471,385.04 and 188,618.54 is: 260,295.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,580.56 : 471,385.04 = 188,618.54 : x
  2. Step 2: Convert to fraction form
    341,580.56/471,385.04 = 188,618.54/x
  3. Step 3: Cross multiply
    341,580.56x = 471,385.04 × 188,618.54
  4. Step 4: Simplify right side
    341,580.56x = 88,911,954,722.62
  5. Step 5: Solve for x
    x = 88,911,954,722.62/341,580.56
  6. Step 6: Final answer
    x = 260,295.71

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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.