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Finding the Third Proportional to 445,405.50 and 567,202.50

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Solution

The third proportional to 445,405.50 and 567,202.50 is: 722,305.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,405.50 : 567,202.50 = 567,202.50 : x
  2. Step 2: Convert to fraction form
    445,405.50/567,202.50 = 567,202.50/x
  3. Step 3: Cross multiply
    445,405.50x = 567,202.50 × 567,202.50
  4. Step 4: Simplify right side
    445,405.50x = 321,718,676,006.25
  5. Step 5: Solve for x
    x = 321,718,676,006.25/445,405.50
  6. Step 6: Final answer
    x = 722,305.13

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Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.