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Finding the Third Proportional to 630,220.50 and 1,382,892.75

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Solution

The third proportional to 630,220.50 and 1,382,892.75 is: 3,034,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,220.50 : 1,382,892.75 = 1,382,892.75 : x
  2. Step 2: Convert to fraction form
    630,220.50/1,382,892.75 = 1,382,892.75/x
  3. Step 3: Cross multiply
    630,220.50x = 1,382,892.75 × 1,382,892.75
  4. Step 4: Simplify right side
    630,220.50x = 1,912,392,358,002.56
  5. Step 5: Solve for x
    x = 1,912,392,358,002.56/630,220.50
  6. Step 6: Final answer
    x = 3,034,481.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.