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Finding the Third Proportional to 45,369.25 and 70,394.75

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Solution

The third proportional to 45,369.25 and 70,394.75 is: 109,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,369.25 : 70,394.75 = 70,394.75 : x
  2. Step 2: Convert to fraction form
    45,369.25/70,394.75 = 70,394.75/x
  3. Step 3: Cross multiply
    45,369.25x = 70,394.75 × 70,394.75
  4. Step 4: Simplify right side
    45,369.25x = 4,955,420,827.56
  5. Step 5: Solve for x
    x = 4,955,420,827.56/45,369.25
  6. Step 6: Final answer
    x = 109,224.22

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.