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Finding the Third Proportional to 74,057 and 114,704

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Solution

The third proportional to 74,057 and 114,704 is: 177,660.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,057 : 114,704 = 114,704 : x
  2. Step 2: Convert to fraction form
    74,057/114,704 = 114,704/x
  3. Step 3: Cross multiply
    74,057x = 114,704 × 114,704
  4. Step 4: Simplify right side
    74,057x = 13,157,007,616
  5. Step 5: Solve for x
    x = 13,157,007,616/74,057
  6. Step 6: Final answer
    x = 177,660.55

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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.