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Finding the Fourth Proportional to 341,338.94, 471,046.76 and 188,376.02

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Solution

The fourth proportional to 341,338.94, 471,046.76 and 188,376.02 is: 259,958.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,338.94 : 471,046.76 = 188,376.02 : x
  2. Step 2: Convert to fraction form
    341,338.94/471,046.76 = 188,376.02/x
  3. Step 3: Cross multiply
    341,338.94x = 471,046.76 × 188,376.02
  4. Step 4: Simplify right side
    341,338.94x = 88,733,913,058.42
  5. Step 5: Solve for x
    x = 88,733,913,058.42/341,338.94
  6. Step 6: Final answer
    x = 259,958.37

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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.