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Finding the Third Proportional to 17,999,797.50 and 39,503,112.75

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Solution

The third proportional to 17,999,797.50 and 39,503,112.75 is: 86,695,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999,797.50 : 39,503,112.75 = 39,503,112.75 : x
  2. Step 2: Convert to fraction form
    17,999,797.50/39,503,112.75 = 39,503,112.75/x
  3. Step 3: Cross multiply
    17,999,797.50x = 39,503,112.75 × 39,503,112.75
  4. Step 4: Simplify right side
    17,999,797.50x = 1,560,495,916,939,212.50
  5. Step 5: Solve for x
    x = 1,560,495,916,939,212.50/17,999,797.50
  6. Step 6: Final answer
    x = 86,695,192.93

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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.