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Finding the Fourth Proportional to 222,704.55, 334,097.33 and 72,903.15

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Solution

The fourth proportional to 222,704.55, 334,097.33 and 72,903.15 is: 109,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,704.55 : 334,097.33 = 72,903.15 : x
  2. Step 2: Convert to fraction form
    222,704.55/334,097.33 = 72,903.15/x
  3. Step 3: Cross multiply
    222,704.55x = 334,097.33 × 72,903.15
  4. Step 4: Simplify right side
    222,704.55x = 24,356,747,399.07
  5. Step 5: Solve for x
    x = 24,356,747,399.07/222,704.55
  6. Step 6: Final answer
    x = 109,367.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.