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Finding the Third Proportional to 73,810 and 117,502

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Solution

The third proportional to 73,810 and 117,502 is: 187,057.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,810 : 117,502 = 117,502 : x
  2. Step 2: Convert to fraction form
    73,810/117,502 = 117,502/x
  3. Step 3: Cross multiply
    73,810x = 117,502 × 117,502
  4. Step 4: Simplify right side
    73,810x = 13,806,720,004
  5. Step 5: Solve for x
    x = 13,806,720,004/73,810
  6. Step 6: Final answer
    x = 187,057.58

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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.