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Finding the Third Proportional to 29,860,284 and 65,505,912

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Solution

The third proportional to 29,860,284 and 65,505,912 is: 143,703,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,860,284 : 65,505,912 = 65,505,912 : x
  2. Step 2: Convert to fraction form
    29,860,284/65,505,912 = 65,505,912/x
  3. Step 3: Cross multiply
    29,860,284x = 65,505,912 × 65,505,912
  4. Step 4: Simplify right side
    29,860,284x = 4,291,024,506,951,744
  5. Step 5: Solve for x
    x = 4,291,024,506,951,744/29,860,284
  6. Step 6: Final answer
    x = 143,703,405.73

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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.