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Finding the Third Proportional to 8,535,629.54 and 18,773,790.52

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Solution

The third proportional to 8,535,629.54 and 18,773,790.52 is: 41,292,233.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535,629.54 : 18,773,790.52 = 18,773,790.52 : x
  2. Step 2: Convert to fraction form
    8,535,629.54/18,773,790.52 = 18,773,790.52/x
  3. Step 3: Cross multiply
    8,535,629.54x = 18,773,790.52 × 18,773,790.52
  4. Step 4: Simplify right side
    8,535,629.54x = 352,455,210,627,129.62
  5. Step 5: Solve for x
    x = 352,455,210,627,129.62/8,535,629.54
  6. Step 6: Final answer
    x = 41,292,233.81

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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.