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Finding the Third Proportional to 45,362.25 and 70,382.25

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Solution

The third proportional to 45,362.25 and 70,382.25 is: 109,202.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,362.25 : 70,382.25 = 70,382.25 : x
  2. Step 2: Convert to fraction form
    45,362.25/70,382.25 = 70,382.25/x
  3. Step 3: Cross multiply
    45,362.25x = 70,382.25 × 70,382.25
  4. Step 4: Simplify right side
    45,362.25x = 4,953,661,115.06
  5. Step 5: Solve for x
    x = 4,953,661,115.06/45,362.25
  6. Step 6: Final answer
    x = 109,202.28

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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.