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Finding the Third Proportional to 17,941,786.88 and 39,130,843.50

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Solution

The third proportional to 17,941,786.88 and 39,130,843.50 is: 85,343,947.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,941,786.88 : 39,130,843.50 = 39,130,843.50 : x
  2. Step 2: Convert to fraction form
    17,941,786.88/39,130,843.50 = 39,130,843.50/x
  3. Step 3: Cross multiply
    17,941,786.88x = 39,130,843.50 × 39,130,843.50
  4. Step 4: Simplify right side
    17,941,786.88x = 1,531,222,913,021,492.25
  5. Step 5: Solve for x
    x = 1,531,222,913,021,492.25/17,941,786.88
  6. Step 6: Final answer
    x = 85,343,947.27

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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.