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Finding the Third Proportional to 151,285.50 and 329,184.75

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Solution

The third proportional to 151,285.50 and 329,184.75 is: 716,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,285.50 : 329,184.75 = 329,184.75 : x
  2. Step 2: Convert to fraction form
    151,285.50/329,184.75 = 329,184.75/x
  3. Step 3: Cross multiply
    151,285.50x = 329,184.75 × 329,184.75
  4. Step 4: Simplify right side
    151,285.50x = 108,362,599,632.56
  5. Step 5: Solve for x
    x = 108,362,599,632.56/151,285.50
  6. Step 6: Final answer
    x = 716,278.82

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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.