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Finding the Third Proportional to 11,173,921 and 17,085,772.75

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Solution

The third proportional to 11,173,921 and 17,085,772.75 is: 26,125,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173,921 : 17,085,772.75 = 17,085,772.75 : x
  2. Step 2: Convert to fraction form
    11,173,921/17,085,772.75 = 17,085,772.75/x
  3. Step 3: Cross multiply
    11,173,921x = 17,085,772.75 × 17,085,772.75
  4. Step 4: Simplify right side
    11,173,921x = 291,923,630,464,642.56
  5. Step 5: Solve for x
    x = 291,923,630,464,642.56/11,173,921
  6. Step 6: Final answer
    x = 26,125,442.49

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.