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Finding the Third Proportional to 45,278.25 and 98,336.25

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Solution

The third proportional to 45,278.25 and 98,336.25 is: 213,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278.25 : 98,336.25 = 98,336.25 : x
  2. Step 2: Convert to fraction form
    45,278.25/98,336.25 = 98,336.25/x
  3. Step 3: Cross multiply
    45,278.25x = 98,336.25 × 98,336.25
  4. Step 4: Simplify right side
    45,278.25x = 9,670,018,064.06
  5. Step 5: Solve for x
    x = 9,670,018,064.06/45,278.25
  6. Step 6: Final answer
    x = 213,568.72

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.