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Finding the Third Proportional to 73,653 and 115,219

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Solution

The third proportional to 73,653 and 115,219 is: 180,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,653 : 115,219 = 115,219 : x
  2. Step 2: Convert to fraction form
    73,653/115,219 = 115,219/x
  3. Step 3: Cross multiply
    73,653x = 115,219 × 115,219
  4. Step 4: Simplify right side
    73,653x = 13,275,417,961
  5. Step 5: Solve for x
    x = 13,275,417,961/73,653
  6. Step 6: Final answer
    x = 180,242.73

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.