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Finding the Fourth Proportional to 339,370.39, 468,318.31 and 188,477.11

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Solution

The fourth proportional to 339,370.39, 468,318.31 and 188,477.11 is: 260,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,370.39 : 468,318.31 = 188,477.11 : x
  2. Step 2: Convert to fraction form
    339,370.39/468,318.31 = 188,477.11/x
  3. Step 3: Cross multiply
    339,370.39x = 468,318.31 × 188,477.11
  4. Step 4: Simplify right side
    339,370.39x = 88,267,281,628.88
  5. Step 5: Solve for x
    x = 88,267,281,628.88/339,370.39
  6. Step 6: Final answer
    x = 260,091.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.