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Finding the Third Proportional to 43,896 and 64,878

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Solution

The third proportional to 43,896 and 64,878 is: 95,889.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,896 : 64,878 = 64,878 : x
  2. Step 2: Convert to fraction form
    43,896/64,878 = 64,878/x
  3. Step 3: Cross multiply
    43,896x = 64,878 × 64,878
  4. Step 4: Simplify right side
    43,896x = 4,209,154,884
  5. Step 5: Solve for x
    x = 4,209,154,884/43,896
  6. Step 6: Final answer
    x = 95,889.26

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.