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Finding the Third Proportional to 310,536 and 467,359.50

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Solution

The third proportional to 310,536 and 467,359.50 is: 703,380.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,536 : 467,359.50 = 467,359.50 : x
  2. Step 2: Convert to fraction form
    310,536/467,359.50 = 467,359.50/x
  3. Step 3: Cross multiply
    310,536x = 467,359.50 × 467,359.50
  4. Step 4: Simplify right side
    310,536x = 218,424,902,240.25
  5. Step 5: Solve for x
    x = 218,424,902,240.25/310,536
  6. Step 6: Final answer
    x = 703,380.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.