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Finding the Fourth Proportional to 222,290.55, 333,435.83 and 219,338.10

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Solution

The fourth proportional to 222,290.55, 333,435.83 and 219,338.10 is: 329,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,290.55 : 333,435.83 = 219,338.10 : x
  2. Step 2: Convert to fraction form
    222,290.55/333,435.83 = 219,338.10/x
  3. Step 3: Cross multiply
    222,290.55x = 333,435.83 × 219,338.10
  4. Step 4: Simplify right side
    222,290.55x = 73,135,180,327.43
  5. Step 5: Solve for x
    x = 73,135,180,327.43/222,290.55
  6. Step 6: Final answer
    x = 329,007.15

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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.