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Finding the Fourth Proportional to 339,334, 468,300.36 and 188,440.72

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Solution

The fourth proportional to 339,334, 468,300.36 and 188,440.72 is: 260,058.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,334 : 468,300.36 = 188,440.72 : x
  2. Step 2: Convert to fraction form
    339,334/468,300.36 = 188,440.72/x
  3. Step 3: Cross multiply
    339,334x = 468,300.36 × 188,440.72
  4. Step 4: Simplify right side
    339,334x = 88,246,857,014.66
  5. Step 5: Solve for x
    x = 88,246,857,014.66/339,334
  6. Step 6: Final answer
    x = 260,058.99

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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.