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Finding the Third Proportional to 15,790,790 and 34,553,326

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Solution

The third proportional to 15,790,790 and 34,553,326 is: 75,609,411.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,790 : 34,553,326 = 34,553,326 : x
  2. Step 2: Convert to fraction form
    15,790,790/34,553,326 = 34,553,326/x
  3. Step 3: Cross multiply
    15,790,790x = 34,553,326 × 34,553,326
  4. Step 4: Simplify right side
    15,790,790x = 1,193,932,337,662,276
  5. Step 5: Solve for x
    x = 1,193,932,337,662,276/15,790,790
  6. Step 6: Final answer
    x = 75,609,411.41

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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.