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Finding the Third Proportional to 1,161,656.86 and 2,516,379.33

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Solution

The third proportional to 1,161,656.86 and 2,516,379.33 is: 5,450,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,656.86 : 2,516,379.33 = 2,516,379.33 : x
  2. Step 2: Convert to fraction form
    1,161,656.86/2,516,379.33 = 2,516,379.33/x
  3. Step 3: Cross multiply
    1,161,656.86x = 2,516,379.33 × 2,516,379.33
  4. Step 4: Simplify right side
    1,161,656.86x = 6,332,164,923,014.83
  5. Step 5: Solve for x
    x = 6,332,164,923,014.83/1,161,656.86
  6. Step 6: Final answer
    x = 5,450,977.09

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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.