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Finding the Third Proportional to 116,652 and 172,518

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Solution

The third proportional to 116,652 and 172,518 is: 255,138.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,652 : 172,518 = 172,518 : x
  2. Step 2: Convert to fraction form
    116,652/172,518 = 172,518/x
  3. Step 3: Cross multiply
    116,652x = 172,518 × 172,518
  4. Step 4: Simplify right side
    116,652x = 29,762,460,324
  5. Step 5: Solve for x
    x = 29,762,460,324/116,652
  6. Step 6: Final answer
    x = 255,138.88

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.