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Finding the Third Proportional to 58,363.50 and 127,288.50

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Solution

The third proportional to 58,363.50 and 127,288.50 is: 277,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,363.50 : 127,288.50 = 127,288.50 : x
  2. Step 2: Convert to fraction form
    58,363.50/127,288.50 = 127,288.50/x
  3. Step 3: Cross multiply
    58,363.50x = 127,288.50 × 127,288.50
  4. Step 4: Simplify right side
    58,363.50x = 16,202,362,232.25
  5. Step 5: Solve for x
    x = 16,202,362,232.25/58,363.50
  6. Step 6: Final answer
    x = 277,611.22

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Why These Related Problems?

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