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Finding the Third Proportional to 57,953.25 and 120,928.50

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Solution

The third proportional to 57,953.25 and 120,928.50 is: 252,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,953.25 : 120,928.50 = 120,928.50 : x
  2. Step 2: Convert to fraction form
    57,953.25/120,928.50 = 120,928.50/x
  3. Step 3: Cross multiply
    57,953.25x = 120,928.50 × 120,928.50
  4. Step 4: Simplify right side
    57,953.25x = 14,623,702,112.25
  5. Step 5: Solve for x
    x = 14,623,702,112.25/57,953.25
  6. Step 6: Final answer
    x = 252,336.19

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.