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Finding the Third Proportional to 371,840.50 and 558,608.75

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Solution

The third proportional to 371,840.50 and 558,608.75 is: 839,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,840.50 : 558,608.75 = 558,608.75 : x
  2. Step 2: Convert to fraction form
    371,840.50/558,608.75 = 558,608.75/x
  3. Step 3: Cross multiply
    371,840.50x = 558,608.75 × 558,608.75
  4. Step 4: Simplify right side
    371,840.50x = 312,043,735,576.56
  5. Step 5: Solve for x
    x = 312,043,735,576.56/371,840.50
  6. Step 6: Final answer
    x = 839,187.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.