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Finding the Third Proportional to 7,181,903 and 11,433,364

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Solution

The third proportional to 7,181,903 and 11,433,364 is: 18,201,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,903 : 11,433,364 = 11,433,364 : x
  2. Step 2: Convert to fraction form
    7,181,903/11,433,364 = 11,433,364/x
  3. Step 3: Cross multiply
    7,181,903x = 11,433,364 × 11,433,364
  4. Step 4: Simplify right side
    7,181,903x = 130,721,812,356,496
  5. Step 5: Solve for x
    x = 130,721,812,356,496/7,181,903
  6. Step 6: Final answer
    x = 18,201,556.38

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.