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Finding the Fourth Proportional to 341,863.11, 471,761.16 and 188,898.87

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Solution

The fourth proportional to 341,863.11, 471,761.16 and 188,898.87 is: 260,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,863.11 : 471,761.16 = 188,898.87 : x
  2. Step 2: Convert to fraction form
    341,863.11/471,761.16 = 188,898.87/x
  3. Step 3: Cross multiply
    341,863.11x = 471,761.16 × 188,898.87
  4. Step 4: Simplify right side
    341,863.11x = 89,115,150,033.89
  5. Step 5: Solve for x
    x = 89,115,150,033.89/341,863.11
  6. Step 6: Final answer
    x = 260,674.95

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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.