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Finding the Third Proportional to 176,440.50 and 275,194.50

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Solution

The third proportional to 176,440.50 and 275,194.50 is: 429,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,440.50 : 275,194.50 = 275,194.50 : x
  2. Step 2: Convert to fraction form
    176,440.50/275,194.50 = 275,194.50/x
  3. Step 3: Cross multiply
    176,440.50x = 275,194.50 × 275,194.50
  4. Step 4: Simplify right side
    176,440.50x = 75,732,012,830.25
  5. Step 5: Solve for x
    x = 75,732,012,830.25/176,440.50
  6. Step 6: Final answer
    x = 429,221.25

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.