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Finding the Fourth Proportional to 193,027.40, 289,022.70 and 193,027.40

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Solution

The fourth proportional to 193,027.40, 289,022.70 and 193,027.40 is: 289,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,027.40 : 289,022.70 = 193,027.40 : x
  2. Step 2: Convert to fraction form
    193,027.40/289,022.70 = 193,027.40/x
  3. Step 3: Cross multiply
    193,027.40x = 289,022.70 × 193,027.40
  4. Step 4: Simplify right side
    193,027.40x = 55,789,300,321.98
  5. Step 5: Solve for x
    x = 55,789,300,321.98/193,027.40
  6. Step 6: Final answer
    x = 289,022.70

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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.