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Finding the Third Proportional to 55,803.94 and 121,449.38

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Solution

The third proportional to 55,803.94 and 121,449.38 is: 264,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,803.94 : 121,449.38 = 121,449.38 : x
  2. Step 2: Convert to fraction form
    55,803.94/121,449.38 = 121,449.38/x
  3. Step 3: Cross multiply
    55,803.94x = 121,449.38 × 121,449.38
  4. Step 4: Simplify right side
    55,803.94x = 14,749,950,687.89
  5. Step 5: Solve for x
    x = 14,749,950,687.89/55,803.94
  6. Step 6: Final answer
    x = 264,317.38

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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.