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Finding the Third Proportional to 58,603.50 and 121,362.75

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Solution

The third proportional to 58,603.50 and 121,362.75 is: 251,331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,603.50 : 121,362.75 = 121,362.75 : x
  2. Step 2: Convert to fraction form
    58,603.50/121,362.75 = 121,362.75/x
  3. Step 3: Cross multiply
    58,603.50x = 121,362.75 × 121,362.75
  4. Step 4: Simplify right side
    58,603.50x = 14,728,917,087.56
  5. Step 5: Solve for x
    x = 14,728,917,087.56/58,603.50
  6. Step 6: Final answer
    x = 251,331.70

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.