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Finding the Third Proportional to 130,270.50 and 194,856.75

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Solution

The third proportional to 130,270.50 and 194,856.75 is: 291,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,270.50 : 194,856.75 = 194,856.75 : x
  2. Step 2: Convert to fraction form
    130,270.50/194,856.75 = 194,856.75/x
  3. Step 3: Cross multiply
    130,270.50x = 194,856.75 × 194,856.75
  4. Step 4: Simplify right side
    130,270.50x = 37,969,153,020.56
  5. Step 5: Solve for x
    x = 37,969,153,020.56/130,270.50
  6. Step 6: Final answer
    x = 291,463.94

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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.