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Finding the Third Proportional to 227,043 and 340,564

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Solution

The third proportional to 227,043 and 340,564 is: 510,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,043 : 340,564 = 340,564 : x
  2. Step 2: Convert to fraction form
    227,043/340,564 = 340,564/x
  3. Step 3: Cross multiply
    227,043x = 340,564 × 340,564
  4. Step 4: Simplify right side
    227,043x = 115,983,838,096
  5. Step 5: Solve for x
    x = 115,983,838,096/227,043
  6. Step 6: Final answer
    x = 510,845.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.