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Finding the Third Proportional to 192,856.50 and 289,095.75

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Solution

The third proportional to 192,856.50 and 289,095.75 is: 433,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,856.50 : 289,095.75 = 289,095.75 : x
  2. Step 2: Convert to fraction form
    192,856.50/289,095.75 = 289,095.75/x
  3. Step 3: Cross multiply
    192,856.50x = 289,095.75 × 289,095.75
  4. Step 4: Simplify right side
    192,856.50x = 83,576,352,668.06
  5. Step 5: Solve for x
    x = 83,576,352,668.06/192,856.50
  6. Step 6: Final answer
    x = 433,360.31

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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.