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Finding the Third Proportional to 193,292 and 289,038

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Solution

The third proportional to 193,292 and 289,038 is: 432,211.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,292 : 289,038 = 289,038 : x
  2. Step 2: Convert to fraction form
    193,292/289,038 = 289,038/x
  3. Step 3: Cross multiply
    193,292x = 289,038 × 289,038
  4. Step 4: Simplify right side
    193,292x = 83,542,965,444
  5. Step 5: Solve for x
    x = 83,542,965,444/193,292
  6. Step 6: Final answer
    x = 432,211.19

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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.