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Finding the Third Proportional to 50,070 and 77,979

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Solution

The third proportional to 50,070 and 77,979 is: 121,444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,070 : 77,979 = 77,979 : x
  2. Step 2: Convert to fraction form
    50,070/77,979 = 77,979/x
  3. Step 3: Cross multiply
    50,070x = 77,979 × 77,979
  4. Step 4: Simplify right side
    50,070x = 6,080,724,441
  5. Step 5: Solve for x
    x = 6,080,724,441/50,070
  6. Step 6: Final answer
    x = 121,444.47

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