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Finding the Third Proportional to 207,370.50 and 436,873.50

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Solution

The third proportional to 207,370.50 and 436,873.50 is: 920,374.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,370.50 : 436,873.50 = 436,873.50 : x
  2. Step 2: Convert to fraction form
    207,370.50/436,873.50 = 436,873.50/x
  3. Step 3: Cross multiply
    207,370.50x = 436,873.50 × 436,873.50
  4. Step 4: Simplify right side
    207,370.50x = 190,858,455,002.25
  5. Step 5: Solve for x
    x = 190,858,455,002.25/207,370.50
  6. Step 6: Final answer
    x = 920,374.19

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.