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Finding the Third Proportional to 15,187,761 and 33,260,418

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Solution

The third proportional to 15,187,761 and 33,260,418 is: 72,838,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,187,761 : 33,260,418 = 33,260,418 : x
  2. Step 2: Convert to fraction form
    15,187,761/33,260,418 = 33,260,418/x
  3. Step 3: Cross multiply
    15,187,761x = 33,260,418 × 33,260,418
  4. Step 4: Simplify right side
    15,187,761x = 1,106,255,405,534,724
  5. Step 5: Solve for x
    x = 1,106,255,405,534,724/15,187,761
  6. Step 6: Final answer
    x = 72,838,610.35

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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.