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Finding the Third Proportional to 116,625.75 and 171,210

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Solution

The third proportional to 116,625.75 and 171,210 is: 251,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,625.75 : 171,210 = 171,210 : x
  2. Step 2: Convert to fraction form
    116,625.75/171,210 = 171,210/x
  3. Step 3: Cross multiply
    116,625.75x = 171,210 × 171,210
  4. Step 4: Simplify right side
    116,625.75x = 29,312,864,100
  5. Step 5: Solve for x
    x = 29,312,864,100/116,625.75
  6. Step 6: Final answer
    x = 251,341.27

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.