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Finding the Third Proportional to 17,815,177.50 and 38,149,779

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Solution

The third proportional to 17,815,177.50 and 38,149,779 is: 81,694,703.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815,177.50 : 38,149,779 = 38,149,779 : x
  2. Step 2: Convert to fraction form
    17,815,177.50/38,149,779 = 38,149,779/x
  3. Step 3: Cross multiply
    17,815,177.50x = 38,149,779 × 38,149,779
  4. Step 4: Simplify right side
    17,815,177.50x = 1,455,405,637,748,841
  5. Step 5: Solve for x
    x = 1,455,405,637,748,841/17,815,177.50
  6. Step 6: Final answer
    x = 81,694,703.17

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.