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Finding the Fourth Proportional to 339,186.42, 468,114.39 and 194,005.53

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Solution

The fourth proportional to 339,186.42, 468,114.39 and 194,005.53 is: 267,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,186.42 : 468,114.39 = 194,005.53 : x
  2. Step 2: Convert to fraction form
    339,186.42/468,114.39 = 194,005.53/x
  3. Step 3: Cross multiply
    339,186.42x = 468,114.39 × 194,005.53
  4. Step 4: Simplify right side
    339,186.42x = 90,816,780,332.58
  5. Step 5: Solve for x
    x = 90,816,780,332.58/339,186.42
  6. Step 6: Final answer
    x = 267,748.87

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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.