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Finding the Third Proportional to 7,192,906.31 and 15,411,789

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Solution

The third proportional to 7,192,906.31 and 15,411,789 is: 33,021,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,906.31 : 15,411,789 = 15,411,789 : x
  2. Step 2: Convert to fraction form
    7,192,906.31/15,411,789 = 15,411,789/x
  3. Step 3: Cross multiply
    7,192,906.31x = 15,411,789 × 15,411,789
  4. Step 4: Simplify right side
    7,192,906.31x = 237,523,240,180,521
  5. Step 5: Solve for x
    x = 237,523,240,180,521/7,192,906.31
  6. Step 6: Final answer
    x = 33,021,873.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.