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Finding the Third Proportional to 28,391,652 and 61,628,843.81

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Solution

The third proportional to 28,391,652 and 61,628,843.81 is: 133,775,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,391,652 : 61,628,843.81 = 61,628,843.81 : x
  2. Step 2: Convert to fraction form
    28,391,652/61,628,843.81 = 61,628,843.81/x
  3. Step 3: Cross multiply
    28,391,652x = 61,628,843.81 × 61,628,843.81
  4. Step 4: Simplify right side
    28,391,652x = 3,798,114,389,665,519.50
  5. Step 5: Solve for x
    x = 3,798,114,389,665,519.50/28,391,652
  6. Step 6: Final answer
    x = 133,775,744.70

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.