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Finding the Third Proportional to 331,930,102.50 and 487,133,433

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Solution

The third proportional to 331,930,102.50 and 487,133,433 is: 714,906,481.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,930,102.50 : 487,133,433 = 487,133,433 : x
  2. Step 2: Convert to fraction form
    331,930,102.50/487,133,433 = 487,133,433/x
  3. Step 3: Cross multiply
    331,930,102.50x = 487,133,433 × 487,133,433
  4. Step 4: Simplify right side
    331,930,102.50x = 237,298,981,546,365,504
  5. Step 5: Solve for x
    x = 237,298,981,546,365,504/331,930,102.50
  6. Step 6: Final answer
    x = 714,906,481.09

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.