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Finding the Third Proportional to 55,809.56 and 120,366.56

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Solution

The third proportional to 55,809.56 and 120,366.56 is: 259,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,809.56 : 120,366.56 = 120,366.56 : x
  2. Step 2: Convert to fraction form
    55,809.56/120,366.56 = 120,366.56/x
  3. Step 3: Cross multiply
    55,809.56x = 120,366.56 × 120,366.56
  4. Step 4: Simplify right side
    55,809.56x = 14,488,109,368.07
  5. Step 5: Solve for x
    x = 14,488,109,368.07/55,809.56
  6. Step 6: Final answer
    x = 259,599.05

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.