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Finding the Third Proportional to 192,079.13 and 418,018.50

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Solution

The third proportional to 192,079.13 and 418,018.50 is: 909,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,079.13 : 418,018.50 = 418,018.50 : x
  2. Step 2: Convert to fraction form
    192,079.13/418,018.50 = 418,018.50/x
  3. Step 3: Cross multiply
    192,079.13x = 418,018.50 × 418,018.50
  4. Step 4: Simplify right side
    192,079.13x = 174,739,466,342.25
  5. Step 5: Solve for x
    x = 174,739,466,342.25/192,079.13
  6. Step 6: Final answer
    x = 909,726.48

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.