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Finding the Third Proportional to 29,860,280 and 65,505,904

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Solution

The third proportional to 29,860,280 and 65,505,904 is: 143,703,389.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,860,280 : 65,505,904 = 65,505,904 : x
  2. Step 2: Convert to fraction form
    29,860,280/65,505,904 = 65,505,904/x
  3. Step 3: Cross multiply
    29,860,280x = 65,505,904 × 65,505,904
  4. Step 4: Simplify right side
    29,860,280x = 4,291,023,458,857,216
  5. Step 5: Solve for x
    x = 4,291,023,458,857,216/29,860,280
  6. Step 6: Final answer
    x = 143,703,389.88

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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.