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Finding the Third Proportional to 163,531 and 350,705

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Solution

The third proportional to 163,531 and 350,705 is: 752,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,531 : 350,705 = 350,705 : x
  2. Step 2: Convert to fraction form
    163,531/350,705 = 350,705/x
  3. Step 3: Cross multiply
    163,531x = 350,705 × 350,705
  4. Step 4: Simplify right side
    163,531x = 122,993,997,025
  5. Step 5: Solve for x
    x = 122,993,997,025/163,531
  6. Step 6: Final answer
    x = 752,114.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.