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Finding the Fourth Proportional to 222,757.10, 334,135.65 and 214,883.90

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Solution

The fourth proportional to 222,757.10, 334,135.65 and 214,883.90 is: 322,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,757.10 : 334,135.65 = 214,883.90 : x
  2. Step 2: Convert to fraction form
    222,757.10/334,135.65 = 214,883.90/x
  3. Step 3: Cross multiply
    222,757.10x = 334,135.65 × 214,883.90
  4. Step 4: Simplify right side
    222,757.10x = 71,800,371,601.04
  5. Step 5: Solve for x
    x = 71,800,371,601.04/222,757.10
  6. Step 6: Final answer
    x = 322,325.85

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1.5x scale

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.