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Finding the Third Proportional to 162,857 and 232,455

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Solution

The third proportional to 162,857 and 232,455 is: 331,796.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,857 : 232,455 = 232,455 : x
  2. Step 2: Convert to fraction form
    162,857/232,455 = 232,455/x
  3. Step 3: Cross multiply
    162,857x = 232,455 × 232,455
  4. Step 4: Simplify right side
    162,857x = 54,035,327,025
  5. Step 5: Solve for x
    x = 54,035,327,025/162,857
  6. Step 6: Final answer
    x = 331,796.16

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.