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Finding the Third Proportional to 173,358 and 275,828

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Solution

The third proportional to 173,358 and 275,828 is: 438,866.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,358 : 275,828 = 275,828 : x
  2. Step 2: Convert to fraction form
    173,358/275,828 = 275,828/x
  3. Step 3: Cross multiply
    173,358x = 275,828 × 275,828
  4. Step 4: Simplify right side
    173,358x = 76,081,085,584
  5. Step 5: Solve for x
    x = 76,081,085,584/173,358
  6. Step 6: Final answer
    x = 438,866.89

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.