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Finding the Third Proportional to 15,612,991.73 and 33,832,326.80

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Solution

The third proportional to 15,612,991.73 and 33,832,326.80 is: 73,312,428.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612,991.73 : 33,832,326.80 = 33,832,326.80 : x
  2. Step 2: Convert to fraction form
    15,612,991.73/33,832,326.80 = 33,832,326.80/x
  3. Step 3: Cross multiply
    15,612,991.73x = 33,832,326.80 × 33,832,326.80
  4. Step 4: Simplify right side
    15,612,991.73x = 1,144,626,336,490,546.25
  5. Step 5: Solve for x
    x = 1,144,626,336,490,546.25/15,612,991.73
  6. Step 6: Final answer
    x = 73,312,428.26

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.