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Finding the Third Proportional to 177,051 and 274,145

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Solution

The third proportional to 177,051 and 274,145 is: 424,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,051 : 274,145 = 274,145 : x
  2. Step 2: Convert to fraction form
    177,051/274,145 = 274,145/x
  3. Step 3: Cross multiply
    177,051x = 274,145 × 274,145
  4. Step 4: Simplify right side
    177,051x = 75,155,481,025
  5. Step 5: Solve for x
    x = 75,155,481,025/177,051
  6. Step 6: Final answer
    x = 424,484.93

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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.