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Finding the Third Proportional to 196,616.25 and 430,028.25

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Solution

The third proportional to 196,616.25 and 430,028.25 is: 940,534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,616.25 : 430,028.25 = 430,028.25 : x
  2. Step 2: Convert to fraction form
    196,616.25/430,028.25 = 430,028.25/x
  3. Step 3: Cross multiply
    196,616.25x = 430,028.25 × 430,028.25
  4. Step 4: Simplify right side
    196,616.25x = 184,924,295,798.06
  5. Step 5: Solve for x
    x = 184,924,295,798.06/196,616.25
  6. Step 6: Final answer
    x = 940,534.14

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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.