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Finding the Third Proportional to 36,145,171.69 and 79,464,781.69

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Solution

The third proportional to 36,145,171.69 and 79,464,781.69 is: 174,702,490.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145,171.69 : 79,464,781.69 = 79,464,781.69 : x
  2. Step 2: Convert to fraction form
    36,145,171.69/79,464,781.69 = 79,464,781.69/x
  3. Step 3: Cross multiply
    36,145,171.69x = 79,464,781.69 × 79,464,781.69
  4. Step 4: Simplify right side
    36,145,171.69x = 6,314,651,528,642,035
  5. Step 5: Solve for x
    x = 6,314,651,528,642,035/36,145,171.69
  6. Step 6: Final answer
    x = 174,702,490.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.