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Finding the Fourth Proportional to 217,027.40, 325,022.70 and 133,046.60

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Solution

The fourth proportional to 217,027.40, 325,022.70 and 133,046.60 is: 199,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,027.40 : 325,022.70 = 133,046.60 : x
  2. Step 2: Convert to fraction form
    217,027.40/325,022.70 = 133,046.60/x
  3. Step 3: Cross multiply
    217,027.40x = 325,022.70 × 133,046.60
  4. Step 4: Simplify right side
    217,027.40x = 43,243,165,157.82
  5. Step 5: Solve for x
    x = 43,243,165,157.82/217,027.40
  6. Step 6: Final answer
    x = 199,252.10

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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.