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Finding the Third Proportional to 15,299,856 and 33,291,342

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Solution

The third proportional to 15,299,856 and 33,291,342 is: 72,439,469.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299,856 : 33,291,342 = 33,291,342 : x
  2. Step 2: Convert to fraction form
    15,299,856/33,291,342 = 33,291,342/x
  3. Step 3: Cross multiply
    15,299,856x = 33,291,342 × 33,291,342
  4. Step 4: Simplify right side
    15,299,856x = 1,108,313,452,160,964
  5. Step 5: Solve for x
    x = 1,108,313,452,160,964/15,299,856
  6. Step 6: Final answer
    x = 72,439,469.51

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.