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Finding the Third Proportional to 193,829 and 410,673

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Solution

The third proportional to 193,829 and 410,673 is: 870,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,829 : 410,673 = 410,673 : x
  2. Step 2: Convert to fraction form
    193,829/410,673 = 410,673/x
  3. Step 3: Cross multiply
    193,829x = 410,673 × 410,673
  4. Step 4: Simplify right side
    193,829x = 168,652,312,929
  5. Step 5: Solve for x
    x = 168,652,312,929/193,829
  6. Step 6: Final answer
    x = 870,108.77

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.