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Finding the Third Proportional to 45,203 and 97,878

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Solution

The third proportional to 45,203 and 97,878 is: 211,935.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,203 : 97,878 = 97,878 : x
  2. Step 2: Convert to fraction form
    45,203/97,878 = 97,878/x
  3. Step 3: Cross multiply
    45,203x = 97,878 × 97,878
  4. Step 4: Simplify right side
    45,203x = 9,580,102,884
  5. Step 5: Solve for x
    x = 9,580,102,884/45,203
  6. Step 6: Final answer
    x = 211,935.11

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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.