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Finding the Third Proportional to 196,630.03 and 430,776.56

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Solution

The third proportional to 196,630.03 and 430,776.56 is: 943,744.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,630.03 : 430,776.56 = 430,776.56 : x
  2. Step 2: Convert to fraction form
    196,630.03/430,776.56 = 430,776.56/x
  3. Step 3: Cross multiply
    196,630.03x = 430,776.56 × 430,776.56
  4. Step 4: Simplify right side
    196,630.03x = 185,568,446,799.32
  5. Step 5: Solve for x
    x = 185,568,446,799.32/196,630.03
  6. Step 6: Final answer
    x = 943,744.18

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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.