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Finding the Fourth Proportional to 222,274.56, 333,446.40 and 74,496

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Solution

The fourth proportional to 222,274.56, 333,446.40 and 74,496 is: 111,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,274.56 : 333,446.40 = 74,496 : x
  2. Step 2: Convert to fraction form
    222,274.56/333,446.40 = 74,496/x
  3. Step 3: Cross multiply
    222,274.56x = 333,446.40 × 74,496
  4. Step 4: Simplify right side
    222,274.56x = 24,840,423,014.40
  5. Step 5: Solve for x
    x = 24,840,423,014.40/222,274.56
  6. Step 6: Final answer
    x = 111,755.58

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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.