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Finding the Fourth Proportional to 341,717.87, 471,568.79 and 188,766.59

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Solution

The fourth proportional to 341,717.87, 471,568.79 and 188,766.59 is: 260,496.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,717.87 : 471,568.79 = 188,766.59 : x
  2. Step 2: Convert to fraction form
    341,717.87/471,568.79 = 188,766.59/x
  3. Step 3: Cross multiply
    341,717.87x = 471,568.79 × 188,766.59
  4. Step 4: Simplify right side
    341,717.87x = 89,016,429,490.99
  5. Step 5: Solve for x
    x = 89,016,429,490.99/341,717.87
  6. Step 6: Final answer
    x = 260,496.85

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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.