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Finding the Third Proportional to 177,234.75 and 388,911.94

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Solution

The third proportional to 177,234.75 and 388,911.94 is: 853,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,234.75 : 388,911.94 = 388,911.94 : x
  2. Step 2: Convert to fraction form
    177,234.75/388,911.94 = 388,911.94/x
  3. Step 3: Cross multiply
    177,234.75x = 388,911.94 × 388,911.94
  4. Step 4: Simplify right side
    177,234.75x = 151,252,495,130.00
  5. Step 5: Solve for x
    x = 151,252,495,130.00/177,234.75
  6. Step 6: Final answer
    x = 853,402.03

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.