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Finding the Third Proportional to 12,829,765.50 and 27,918,114.75

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Solution

The third proportional to 12,829,765.50 and 27,918,114.75 is: 60,751,003.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,829,765.50 : 27,918,114.75 = 27,918,114.75 : x
  2. Step 2: Convert to fraction form
    12,829,765.50/27,918,114.75 = 27,918,114.75/x
  3. Step 3: Cross multiply
    12,829,765.50x = 27,918,114.75 × 27,918,114.75
  4. Step 4: Simplify right side
    12,829,765.50x = 779,421,131,194,167.50
  5. Step 5: Solve for x
    x = 779,421,131,194,167.50/12,829,765.50
  6. Step 6: Final answer
    x = 60,751,003.69

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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.