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Finding the Third Proportional to 36,404,709.50 and 78,212,397

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Solution

The third proportional to 36,404,709.50 and 78,212,397 is: 168,032,628.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,404,709.50 : 78,212,397 = 78,212,397 : x
  2. Step 2: Convert to fraction form
    36,404,709.50/78,212,397 = 78,212,397/x
  3. Step 3: Cross multiply
    36,404,709.50x = 78,212,397 × 78,212,397
  4. Step 4: Simplify right side
    36,404,709.50x = 6,117,179,044,485,609
  5. Step 5: Solve for x
    x = 6,117,179,044,485,609/36,404,709.50
  6. Step 6: Final answer
    x = 168,032,628.98

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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.