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Finding the Third Proportional to 13,331,056 and 19,909,383

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Solution

The third proportional to 13,331,056 and 19,909,383 is: 29,733,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331,056 : 19,909,383 = 19,909,383 : x
  2. Step 2: Convert to fraction form
    13,331,056/19,909,383 = 19,909,383/x
  3. Step 3: Cross multiply
    13,331,056x = 19,909,383 × 19,909,383
  4. Step 4: Simplify right side
    13,331,056x = 396,383,531,440,689
  5. Step 5: Solve for x
    x = 396,383,531,440,689/13,331,056
  6. Step 6: Final answer
    x = 29,733,843.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.