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Finding the Third Proportional to 75,084 and 158,796

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Solution

The third proportional to 75,084 and 158,796 is: 335,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,084 : 158,796 = 158,796 : x
  2. Step 2: Convert to fraction form
    75,084/158,796 = 158,796/x
  3. Step 3: Cross multiply
    75,084x = 158,796 × 158,796
  4. Step 4: Simplify right side
    75,084x = 25,216,169,616
  5. Step 5: Solve for x
    x = 25,216,169,616/75,084
  6. Step 6: Final answer
    x = 335,839.45

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.