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Finding the Third Proportional to 115,548.28 and 252,361.45

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Solution

The third proportional to 115,548.28 and 252,361.45 is: 551,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,548.28 : 252,361.45 = 252,361.45 : x
  2. Step 2: Convert to fraction form
    115,548.28/252,361.45 = 252,361.45/x
  3. Step 3: Cross multiply
    115,548.28x = 252,361.45 × 252,361.45
  4. Step 4: Simplify right side
    115,548.28x = 63,686,303,023.36
  5. Step 5: Solve for x
    x = 63,686,303,023.36/115,548.28
  6. Step 6: Final answer
    x = 551,166.16

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.