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Finding the Third Proportional to 177,458.50 and 387,032.50

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Solution

The third proportional to 177,458.50 and 387,032.50 is: 844,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,458.50 : 387,032.50 = 387,032.50 : x
  2. Step 2: Convert to fraction form
    177,458.50/387,032.50 = 387,032.50/x
  3. Step 3: Cross multiply
    177,458.50x = 387,032.50 × 387,032.50
  4. Step 4: Simplify right side
    177,458.50x = 149,794,156,056.25
  5. Step 5: Solve for x
    x = 149,794,156,056.25/177,458.50
  6. Step 6: Final answer
    x = 844,108.09

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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.