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Finding the Fourth Proportional to 303,852.56, 419,341.08 and 167,898.42

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Solution

The fourth proportional to 303,852.56, 419,341.08 and 167,898.42 is: 231,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,852.56 : 419,341.08 = 167,898.42 : x
  2. Step 2: Convert to fraction form
    303,852.56/419,341.08 = 167,898.42/x
  3. Step 3: Cross multiply
    303,852.56x = 419,341.08 × 167,898.42
  4. Step 4: Simplify right side
    303,852.56x = 70,406,704,773.09
  5. Step 5: Solve for x
    x = 70,406,704,773.09/303,852.56
  6. Step 6: Final answer
    x = 231,713.39

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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.