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Finding the Third Proportional to 45,408.75 and 89,649.75

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Solution

The third proportional to 45,408.75 and 89,649.75 is: 176,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,408.75 : 89,649.75 = 89,649.75 : x
  2. Step 2: Convert to fraction form
    45,408.75/89,649.75 = 89,649.75/x
  3. Step 3: Cross multiply
    45,408.75x = 89,649.75 × 89,649.75
  4. Step 4: Simplify right side
    45,408.75x = 8,037,077,675.06
  5. Step 5: Solve for x
    x = 8,037,077,675.06/45,408.75
  6. Step 6: Final answer
    x = 176,994.03

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.