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Finding the Third Proportional to 17,038,987.50 and 36,676,132.50

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Solution

The third proportional to 17,038,987.50 and 36,676,132.50 is: 78,944,755.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038,987.50 : 36,676,132.50 = 36,676,132.50 : x
  2. Step 2: Convert to fraction form
    17,038,987.50/36,676,132.50 = 36,676,132.50/x
  3. Step 3: Cross multiply
    17,038,987.50x = 36,676,132.50 × 36,676,132.50
  4. Step 4: Simplify right side
    17,038,987.50x = 1,345,138,695,157,556.25
  5. Step 5: Solve for x
    x = 1,345,138,695,157,556.25/17,038,987.50
  6. Step 6: Final answer
    x = 78,944,755.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.