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Finding the Fourth Proportional to 339,675.96, 468,741.42 and 188,769.72

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Solution

The fourth proportional to 339,675.96, 468,741.42 and 188,769.72 is: 260,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,675.96 : 468,741.42 = 188,769.72 : x
  2. Step 2: Convert to fraction form
    339,675.96/468,741.42 = 188,769.72/x
  3. Step 3: Cross multiply
    339,675.96x = 468,741.42 × 188,769.72
  4. Step 4: Simplify right side
    339,675.96x = 88,484,186,605.80
  5. Step 5: Solve for x
    x = 88,484,186,605.80/339,675.96
  6. Step 6: Final answer
    x = 260,495.88

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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.